Updated December 21, 2022
Biology GS Objective Questions featured on this page is result of sincere efforts put in by the team. These questions are from length and breadth of Biology GS and they test your actual acumen which is very much required in making through the Government Jobs.
In terms of assessment standards the objective questions asked from Biology GS can at times be intriguing and you may not find at ease solving them. So, in its endevour to support your preparation for competitive exams, the compilation made by the team has put in hours quality time in matching the standard. The team hopes the collection below comes in really handy when you need it most.
1. What is the number of “True Ribs” in human body?
[A] 12
[B] 14
[C] 16
[D] 18
Correct Answer: [14]
2. In context with biology, which among the following is a Zoophyte?
[A] A plant that resembles an animal
[B] An animal that resembles a plant
[C] A plant that grows on an animal
[D] An animal that grows on a plant
Correct Answer: [An animal that resembles a plant]
3. Which among the following kinds of roots are found in Sugarcane?
[A] Prop Roots
[B] Stilt Roots
[C] Pneumatophores
[D] Nodulose Roots
Correct Answer: [Stilt Roots]
4. Which among the following is the most important role played by Ribosome in the cells?
[A] Synthesis of RNA
[B] Synthesis of DNA
[C] Synthesis of Proteins
[D] Metabolism of Carbohydrates
Correct Answer: [Synthesis of Proteins]
5. Plasmodium falciparum, which causes malaria in humans is kept in which among the following groups?
[A] Bacteria
[B] Viruses
[C] Protozoans
[D] Fungi
Correct Answer: [Protozoans]
6. Which part of the Human Body stores Glycogen?
[A] Liver
[B] Intestine
[C] Pancreas
[D] Skin
Correct Answer: [Liver]
7. Opium is obtained from the dry latex from which part of the Papaver somniferum Plant?
[A] Stem
[B] Leaves
[C] Poppy
[D] Stem joints
Correct Answer: [Poppy]
8. The terms Hypoglycemia and Hyperglycemia are related to which among the following?
[A] Body Fat
[B] Blood Sugar
[C] Metabolism of sugar galactose
[D] Respiration
Correct Answer: [Blood Sugar]
9. Deficiency of Vitamin D causes?
[A] Rickets
[B] Night blindness
[C] Goitre
[D] None of the above
Correct Answer: [Rickets]
10. From which among the following parts of a plant Cinnamon is obtained?
[A] Leaves
[B] Seeds
[C] Bark
[D] Buds
Correct Answer: [Bark]
11. In which of the following plants, you can find Leghemoglobin?
[A] Wheat
[B] Soyabean
[C] Potato
[D] Brinjal
Correct Answer: [Soyabean]
12. Presence of which among the following salts in water causes “Blue Baby Syndrome”?
[A] Sulphates
[B] Chlorides
[C] Carbonates
[D] Nitrates
Correct Answer: [Nitrates]
13. What is the core objective of World Bank supported STRIVE project in India?
[A] Elimination of Malaria
[B] Elimination of HIV/ AIDS
[C] Skill Development
[D] Rural Infrastructure Development
Correct Answer: [Skill Development]
14. Which of the following is not a correct statement?
[A] One liter of cold air will be heavier than one liter of hot air
[B] Bats are blind but can fly in the dark because of echolocation
[C] In human body, Liver stores glucose as glycogen
[D] Foot and mouth disease of cattle is a viral disease
Correct Answer: [Bats are blind but can fly in the dark because of echolocation]
15. Which of the following is not a part of the digestive system?
[A] Small Intestine
[B] Rectum
[C] Pharynx
[D] Spleen
Correct Answer: [Spleen]
16. Hemoglobin in humans has the highest affinity for which of the following gases?
[A] Methane
[B] Carbon Monoxide
[C] Nitrous oxide
[D] Carbon dioxide
Correct Answer: [Carbon Monoxide]
17. Which of the following protects the body against infectious disease and foreign invaders?
[A] Leukocytes
[B] Red blood cells
[C] Endoplasmic reticulum (ER)
[D] Golgi apparatus
Correct Answer: [Leukocytes]
18. Which of the following is not present in animal cells?
[A] Cell walls
[B] Mitochondria
[C] Ribosomes
[D] Cytoplasm
Correct Answer: [Cell walls]
19. Which of the following statements is incorrect about the Lysosome?
[A] It is a membrane-bound organelle found in plant as well as animal cells
[B] It is also called the suicidal bag of the cell
[C] It helps in the synthesis of protein
[D] It acts as a dispatch station of protein products received from the endoplasmic reticulum (ER)
Correct Answer: [It acts as a dispatch station of protein products received from the endoplasmic reticulum (ER).
20. Which of the following correctly defines “Mother-of-pearl”?
[A] An oyster which yields the pearl
[B] A special large sized pearl found in Japan
[C] A hard iridescent substance forming the inner layer of certain shells
[D] Female individuals of certain species of shelled mollusk
Correct Answer: [A hard iridescent substance forming the inner layer of certain shells]
21. In which among the following categories, Nepenthes khasiana or Indian Pitcher Plant can be placed?
[A] Saprophyte
[B] Xerophyte
[C] Insectivorous
[D] Halophyte
Correct Answer: [Insectivorous]
22. Which among the following plants is used as Green Manure?
[A] Wheat
[B] Sunhemp
[C] Cotton
[D] Rice
Correct Answer: [Sunhemp]
23. Which among the following is different from others given in option?
[A] Thiodan
[B] Thionex
[C] Benzoepin
[D] Toxaphene
Correct Answer: [Toxaphene]
24. Nephron is the basic structural and functional unit of which among the following organs?
[A] Nervous System
[B] Liver
[C] Pancreas
[D] Kidney
Correct Answer: [Kidney]
25. Calcitriol is the biologically active form of which among the following Vitamins?
[A] Vitamin B
[B] Vitamin C
[C] Vitamin D
[D] Vitamin E
Correct Answer: [Vitamin D]
26. The web of the spider is made up of which among the following?
[A] Carbohydrate Polymers
[B] Proteins
[C] Lipids
[D] Polysaccharides
Correct Answer: [Proteins]
27. A doctor, while using the Sphygmomanometer to measure the blood pressure of a patient, also uses the Stethoscope to listen a whooshing sound of blood, in which among the following arteries?
[A] Radial Artery
[B] Brachial Artery
[C] Auxiliary Artery
[D] Median Artery
Correct Answer: [Brachial Artery]
28. Which among the following is the most common media of pollination in flowers without petals?
[A] Wind
[B] Water
[C] Insects
[D] All of above
Correct Answer: [Wind]
29. Which among the following Vitamins helps in clotting of Blood?
[A] Vitamin C
[B] Vitamin D
[C] Vitamin E
[D] Vitamin K
Correct Answer: [Vitamin K]
30. In genetics, the Reverse transcriptase helps in which among the following transcriptions?
[A] Single stranded DNA into double stranded DNA
[B] Single stranded RNA into double stranded DNA
[C] Single Stranded RNA into double stranded RNA
[D] Double Stranded DNA into single stranded RNA
Correct Answer: [Single stranded RNA into double stranded DNA]
31. Which among the following plant hormone plays most important role in establishing dormancy in seeds?
[A] Ethylene
[B] Gibberellic acid
[C] Abscisic Acid
[D] Auxin
Correct Answer: [Abscisic Acid]
32. Which among the following diseases is characterized by “complete loss of memory”?
[A] Amnesia
[B] Schizophrenia
[C] Alzheimer’s disease
[D] Parkinson’s disease
Correct Answer: [Amnesia]
33. Which among the following is not present in pure sugar?
[A] Carbon
[B] Hydrogen
[C] Nitrogen
[D] Oxygen
Correct Answer: [Nitrogen]
34. Which of the following bacteria forms an endosymbiotic nitrogen fixing association with roots of legumes that helps in Nitrogen Fixation?
[A] Clostridium
[B] Rhizobium
[C] Salmonella
[D] Staphylococcus
Correct Answer: [Rhizobium]
35. Daltonism is the name referred to which of the following disorders as this name was kept in honour of John Dalton, the father of atomic theory?
[A] Deafness
[B] Color Blindness
[C] Night Blindness
[D] Astigmatism
Correct Answer: [Color Blindness]
36. The branch of science Herpatology deals with the study of?
[A] Fishes
[B] Insects
[C] Snakes
[D] Amphibians and Reptiles
Correct Answer: [Amphibians and Reptiles]
37. Which of the following is the source of adult human stem cell?
[A] Liver
[B] Bone Marrow
[C] Brain
[D] Medulla
Correct Answer: [Bone Marrow]
38. In which among the following diseases, Seed Therapy is used now a days for treatment?
[A] AIDS
[B] Tuberculosis
[C] Cancer
[D] Asthama
Correct Answer: [Cancer]
39. In Mammalian embryo, which among the following is the outermost membrane that serves as exchange between embryo and environment?
[A] Amnion
[B] Allantois
[C] Chorion
[D] Yolk sac
Correct Answer: [Chorion]
40. Least generative power is a feature of which among the following cells of Human Body?
[A] Brain
[B] Bones
[C] Skin
[D] Liver
Correct Answer: [Brain]
41. What is the main function of Lymphocytes?
[A] Production of Antibodies
[B] Production of Antigens
[C] Production of White Blood Cells
[D] All of the above
Correct Answer: [Production of Antibodies]
42. The enzyme “Diastase” is secreted in which among the following?
[A] Oral Cavity
[B] Stomach
[C] Ileum
[D] Duodenum
Correct Answer: [Oral Cavity]
43. “Rinderpest” disease, which was recently eliminated was caused by which among the following?
[A] Bacteria
[B] Virus
[C] Fungi
[D] Nematode
Correct Answer: [Virus]
44. “Gnathology” is the study of which among the following?
[A] Teeth
[B] Jaws
[C] Masticatory System
[D] Tongue
Correct Answer: [Masticatory System]
45. Which among the following is the first man-made fibre (silk)?
[A] Viscose
[B] Reyon
[C] Nylon
[D] Tericot
Correct Answer: [Viscose]
46. Which part of the Central Nervous System controls “reflex Actions”?
[A] Mesencephalon
[B] Rhombencephalon
[C] Medulla oblongata
[D] Spinal Chord
Correct Answer: [Spinal Cord]
47. Which among the following fishes does not have Central Nervous System?
[A] Dog Fish
[B] Cuttle Fish
[C] Jelly Fish
[D] Star Fish
Correct Answer: [Jelly Fish]
48. Which among the following Vitamin is also known as Tocoferol?
[A] Vitamin D
[B] Vitamin E
[C] Vitamin K
[D] Vitamin B
Correct Answer: [Vitamin E]
49. Which among the following chemical is most suitable in Food Processing industry, to be used as a food-preservatives?
[A] Sodium Carbonate
[B] Acetylene
[C] Methyl Salicylate
[D] Benzoic Acid
Correct Answer: [Benzoic Acid]
50. The most common use of ‘silicone hydrogels’ is making of which among the following?
[A] Surgery Equipments
[B] Contact Lenses
[C] Breast Transplants
[D] Capsules of medicines
Correct Answer: [Contact Lenses]
51. Which among the following sugars is maximum in Honey?
[A] Glucose
[B] Sucrose
[C] Frcutose
[D] Maltose
Correct Answer: [Frcutose]
52. Amflora is a genetically modified ______?
[A] Rose
[B] Potato
[C] Lotus
[D] Tomato
Correct Answer: [Potato]
53. Fatigue is caused because of formation and depositing of which among the following acids in Muscles?
[A] Lactic Acid
[B] Acetic acid
[C] Citric Acid
[D] Pyruvic acid
Correct Answer: [Lactic Acid]
54. Maximum number of animal species belong to which among the following groups?
[A] Mammalia
[B] Aves
[C] Pisces
[D] Arthropoda
Correct Answer: [Arthropoda]
55. Chronic exposure to which among the following minerals/ salts in groundwater may cause Black-Foot Disease?
[A] Fluoride
[B] Nitrates
[C] Arsenic
[D] Lead
Correct Answer: [Arsenic]
56. “Minimata Disease” is a severe neurological syndrome caused by eating fish and discovered in Japan. What was factor behind this disease?
[A] Arsenic Poisoning
[B] Mercury Poisoning
[C] Lead Poisoning
[D] Cadmium Poisoning
Correct Answer: [Mercury Poisoning]
57. Normal Human blood pressure is?
[A] 110/110
[B] 120/70
[C] 120/80
[D] 140/60
Correct Answer: [120/80]
58. What are the two categories of cell which nervous system is made up of__?
[A] Satellite cell and Boettcher cell
[B] neurons and glial cells
[C] Gastric chief cell, Parietal cell
[D] Tendon cell and Macula densa cell
Correct Answer: [neurons and glial cells]
59. Which among the following blood protein regulates the amount of water in plasma?
[A] Globulin
[B] Albumin
[C] Fibrin
[D] Fibulin
Correct Answer: [Albumin]
60. Which among the following hormone can be used as a drug to treat cardiac arrest and some other cardiac problems?
[A] Thyroxin
[B] Epinephrine
[C] Calcitonin
[D] Insulin
Correct Answer: [Epinephrine]
61. Cirrhosis is a disease that affects which among the following organs?
[A] Kidney
[B] Liver
[C] Pancreas
[D] Small intestine
Correct Answer: [Liver]
62. The acidic medium of gastric juice along with an enzyme Pepsin breaks the proteins down into smaller parts known as _____?
[A] Peptides
[B] Peptones
[C] Peptose
[D] Amino Acids
Correct Answer: [Peptones]
63. In which among the following organ, “Bowman’s Capsule” is found?
[A] Liver
[B] Kidney
[C] Heart
[D] Small intestine
Correct Answer: [Kidney]
64. Effective TB treatment is difficult because of the unusual structure and chemical composition of the which among the following parts of the cells of Tuberculosis Bacteria (Mycobacterium tuberculosis)?
[A] Cell membrane
[B] Cell wall
[C] Nucleus
[D] Plasama
Correct Answer: [Cell wall]
65. What is the World Health Organization (WHO) criteria for leprosy elimination?
[A] 1 case in 1000 individuals
[B] 1 case in 10,000 individuals
[C] 1 case in 1000,000 individuals
[D] 1 case in 10,00,000 individuals
Correct Answer: [1 case in 10,000 individuals]
66. Change in genetic composition of a population is called as?
[A] extinction
[B] evolution
[C] endemic
[D] vicariance
Correct Answer: [evolution]
67. Ripening of fruits is because of which among the following plant hormones?
[A] Auxin
[B] Ethylene
[C] Gibberellins
[D] Carins
Correct Answer: [Ethylene]
68. The plant hormone Auxin is basically a ___?
[A] Weak Organic Acid
[B] Weak Inorganic Acid
[C] Weak Organic base
[D] Gaseous compound of carbon
Correct Answer: [Weak Organic Acid]
69. Who among the following is considered to be the father of antiseptic surgery?
[A] Dr. Lineus Pauling
[B] Dr. Joseph Lister
[C] Robert Koch
[D] Louis pasteur
Correct Answer: [Dr. Joseph Lister]
70. Blood Plasma with which among the following removed is called Serum?
[A] Fibrin
[B] Thrombin
[C] Fibrinogen
[D] Collagen
Correct Answer: [Fibrinogen]
71. Which among the following is correct about B group Vitamins?
[A] Most of them are organic acids
[B] Most of them are water soluble
[C] Most of them are synthesized in the body
[D] All are correct
Correct Answer: [Most of them are water soluble]
72. Clove is which part of the plant?
[A] Flower bud
[B] Calyx
[C] Inflorescence
[D] fruit
Correct Answer: [Flower bud]
73. A goitre is also known as:
[A] Bronchocele
[B] Larynx
[C] autoimmune disease
[D] inflammation
Correct Answer: [Bronchocele]
74. Who is the father of Botany?
[A] Adam Smith
[B] Greco-Roman
[C] Theophrastus
[D] Carl Linnaeur
Correct Answer: [Theophrastus]
75. How many pairs of ribs are there in a human body?
[A] 10 pairs
[B] 12 pairs
[C] 14 pairs
[D] 16 pairs
Correct Answer: [12 pairs]
76. Stapes, the smallest and the lightest bone in human body, is the part of which organ?
[A] Ear
[B] Nose
[C] Neck
[D] hand
Correct Answer: [Ear]
77. Which ancient Indian physician is known as the ‘Father of Surgery’?
[A] Charaka
[B] Sushruta
[C] Nagarjuna
[D] Vagbhatta
Correct Answer: [Sushruta]
78. Which among the following has the highest content of Vitamin E of any food that has not undergone prior preparation or vitamin fortification?
[A] Wheat germ oil
[B] Rice germ oil
[C] Oat bran oil
[D] Sunflower oil
Correct Answer: [Wheat germ oil]
79. Which among the following is a common end product of Anaerobic Respiration?
[A] Acetic Acid
[B] Carbonic Acid
[C] Lactic Acid
[D] Hydrochloric Acid
Correct Answer: [Lactic Acid]
80. Which among the following is the most abundant organic compound in nature?
[A] Glucose
[B] Fructose
[C] Sucrose
[D] Cellulose
Correct Answer: [Cellulose]
81. Which among the following is different from other three?
[A] Fish
[B] Crab
[C] Prawn
[D] Snail
Correct Answer: [Fish]
82. Which among the following in Human Heart is / are responsible for contractions that send the blood through the circulation?
[A] Left Atrium
[B] Both Atria
[C] Right Ventricle
[D] Both Ventricles
Correct Answer: [Both Ventricles]
83. MON 863 is a genetically engineered variety of which among the following?
[A] Soya Bean
[B] Maize
[C] Rice
[D] Tomato
Correct Answer: [Maize]
84. Which among the following is not found in RNA?
[A] Adenine
[B] Guanine
[C] Thymine
[D] All of them
Correct Answer: [Thymine]
85. A pollen tube is used in the transport of_____?
[A] Pollen Grains
[B] Sperm Cells
[C] Eggs
[D] All of them
Correct Answer: [Sperm Cells]
86. Which among the following glands secrets Adrenocorticotrophic Hormone?
[A] Adrenal
[B] pancreas
[C] pituatry
[D] Thyroid
Correct Answer: [pituatry]
87. Deficiency of Tocopherol leads to sterility in males and females. The popular word for Tocopherol is ___?
[A] Vitamin B3
[B] Vitamin K
[C] Vitamin D
[D] Vitamin E
Correct Answer: [Vitamin E]
88. Amino acids join together to make polypeptides. What polypeptides make by joining together?
[A] Carbohydrates
[B] proteins
[C] vitamins
[D] All the above
Correct Answer: [proteins]
89. Which among the following causes Hydrophobia?
[A] Virus
[B] Bacteria
[C] Protozoan
[D] worm
Correct Answer: [Virus]
90. Which among the following is the correct location of Adrenal Glands in Human Body?
[A] Above kidneys
[B] Below kidneys
[C] Above Medulla Oblongata
[D] Near Pancreases
Correct Answer: [Above kidneys]
91. Which among the following diseases is also known as “Pink Eye”?
[A] Conjunctivitis
[B] Myopia
[C] Astigmatism
[D] Presbyopia
Correct Answer: [Conjunctivitis]
92. Which among the following organs open in small intestine through Pylorous?
[A] Stomach
[B] Liver
[C] Pancreas
[D] All the above
Correct Answer: [Stomach]
93. Which among the following diseases is not caused by a virus?
[A] Chickenpox
[B] Hepatitis
[C] Cholera
[D] Dengue
Correct Answer: [Cholera]
94. Which among following is not a Fish?
[A] Cuttle Fish
[B] Gold Fish
[C] Dog Fish
[D] Zebra Fish
Correct Answer: [Cuttle Fish]
95. Corpus Callosum makes an important part of which among the following organs in Human body?
[A] Brain
[B] Liver
[C] Kidney
[D] Spinal Cord
Correct Answer: [Brain]
96. In which among the following parts of the Alimentary Canal, the Rennin enzyme is secreted?
[A] Stomach
[B] Mouth
[C] Pancreas
[D] Duodenum
Correct Answer: [Stomach]
97. Which organ in herbivorous animals helps in digestion of starch through bacteria?
[A] Intestine
[B] Stomach
[C] Caecum
[D] Liver
Correct Answer: [Caecum]
98. In which organ RBC are selectively destroyed/ recycled by macrophages?
[A] Spleen
[B] Kidney
[C] Liver
[D] Pancreas
Correct Answer: [Spleen]
99. Which among the following is a millet?
[A] Sorghum
[B] Maize
[C] Wheat
[D] Rice
Correct Answer: [Sorghum]
100. Chlorophyll absorbs which of the wavelength of the Sun light?
[A] Green & Blue
[B] Green & Red
[C] Red & Blue
[D] Red & Yellow
Correct Answer: [Red & Blue]
101. Which among the following disease is called by Yersinia pestis?
[A] Leprosy
[B] Anthrax
[C] Plague
[D] Dengue
Correct Answer: [Plague]
102. Meningitis is a disease which is characterized by inflammation of meninges, the covering that lie over the brain and spinal cord is caused by _______?
[A] Bacteria
[B] Virus
[C] Protozoa
[D] Fungi
Correct Answer: [Bacteria]
103. Poliomyelitis known as Polio is caused by an enterovirus which causes paralysis of muscles. This virus has a particular affinity to ______?
[A] Muscle Cells
[B] Nerve Cells of Spinal Cord
[C] Nerve Cells of Brain
[D] None of the above
Correct Answer: [Nerve Cells of Spinal Cord]
104. Hepatitis A which is the most common cause of jaundice in young people is an infection of liver by ________?
[A] Bacteria
[B] Virus
[C] Amoeba
[D] Protozoan
Correct Answer: [Virus]
105. Schizophrenia is an example of _________?
[A] Allergy
[B] Mental Illness
[C] Organic Degenerative Diseases
[D] None of the above
Correct Answer: [Mental Illness]
106. Out of Diphtheria, Whooping-cough, Typhoid, Diarrhea & Malaria which is not caused by bacteria?
[A] Whooping Cough
[B] Typhoid
[C] Malaria
[D] None of the above
Correct Answer: [Malaria]
107. Leishmaniasis is a disease caused by protozoan parasites that belong to the genus Leishmania and is transmitted by the bite of certain species of_________?
[A] Mosquito
[B] Sand fly
[C] Bee
[D] None of the above
Correct Answer: [Sand fly]
108. Athlete’s Foot or Tinia Pedis is caused by which of the following?
[A] Bacteria
[B] Virus
[C] Fungi
[D] Protozoan
Correct Answer: [Fungi]
109. A person develops resistance to the action of insulin in the body’s cells, it is called as___________?
[A] Type 1 Diabetes
[B] Type 2 Diabetes
[C] Hyabrid Diabetes
[D] None of the above
Correct Answer: [Type 2 Diabetes]
110. When the body’s immune system cells destroy the insulin producing beta cells of the pancreas is termed as ________?
[A] Type 1 diabetes
[B] Type 2 diabetes
[C] hybrid diabetes
[D] none of the above
Correct Answer: [Type 1 diabetes]
111. A gene is a functional unit of ___?
[A] Life
[B] Cell
[C] DNA
[D] Chromosomes
Correct Answer: [Chromosomes]
12. Bile is collected in___________?
[A] Liver
[B] Gall Bladder
[C] Duodenum Canal
[D] Spleen
Correct Answer: [Gall Bladder]
113. Bile is secreted by which of the following cells?
[A] Hepatocytes
[B] Brown Fat Cells
[C] Lymphocytes
[D] Somatocytes
Correct Answer: [Hepatocytes]
114. Beriberi is a result of deficiency of which of the following?
[A] Riboflavin
[B] Thaimine
[C] Pyridoxine
[D] Cobalamine
Correct Answer: [Thaimine]
115. Which of the following Kingdom represents bacteria?
[A] Monera
[B] Protista
[C] Protozoa
[D] Metazoa
Correct Answer: [Monera]
116. In Gymnosperms seeds are__________?
[A] Always naked
[B] Always covered
[C] Naked in some and covered in others
[D] Absent
Correct Answer: [Always naked]
117. The Stomata in the aquatic plants is ________?
[A] Not Found
[B] Found & available on both the surfaces
[C] Found & available on upper surface only
[D] Found and available only on lower surface
Correct Answer: [Found & available on upper surface only]
118. Which among the following cell organelles is essential for Cellular respiration?
[A] Endoplasmic Reticulum
[B] Golgi Body
[C] Mitochondrion
[D] Lysosomes
Correct Answer: [Mitochondrion]
119. Skin works as a respiratory organ in which of the following Animals?
[A] Cockroach
[B] Frog
[C] Whale
[D] Dog Fish
Correct Answer: [Frog]
120. Which antigen is present in O blood group?
[A] Either A or B
[B] Both A and B
[C] Neither A nor B
[D] O
Correct Answer: [Neither A nor B]
121. Dengue which is found in tropical and subtropical regions around the world is a mosquito borne disease and caused by a _________?
[A] Bacteria
[B] Virus
[C] Fungi
[D] Protozoan
Correct Answer: [Virus]
122. Enterobius vermicularis which affect the caecum and vermiform appendix is commonly called as?
[A] Tapeworm
[B] Pinworm
[C] Threadworm
[D] Ringworm
Correct Answer: [Pinworm]
123. Polycythaemia is a disease related to _______?
[A] Red Blood Cells
[B] White Blood Cells
[C] Blood Serum
[D] None of the above
Correct Answer: [Red Blood Cells]
124. Polycythaemia is a disease related to _______?
[A] Red Blood Cells
[B] White Blood Cells
[C] Blood Serum
[D] None of the above
Correct Answer: [Red Blood Cells]
125. Diabetes insipidus (DI) caused by a deficiency of arginine vasopressin (AVP), also known as antidiuretic hormone (ADH). This hormone is secreted by which endocrine gland?
[A] Thyroid Gland
[B] Pituitary Gland (Hypophysis)
[C] Pancreas
[D] Liver
Correct Answer: [Pituitary Gland (Hypophysis)]
126. Down Syndrome is also known as:
[A] Edwards syndrome
[B] Patau syndrome
[C] Mongolism
[D] None of the above
Correct Answer: [Mongolism]
127. Vitamin A, D & C are respectively called as ____________?
[A] Retinol, Ascorbic Acid, Calciferol
[B] Retinol, Calciferol, Ascorbic Acid
[C] Pyridoxal. Calciferol. Ascorbic Acid
[D] Ascorbic Acid, Pyridoxal. Calciferol
Correct Answer: [Retinol, Calciferol, Ascorbic Acid]
128. Sugar, Amino Acids, & Nucleotides are constituents of respectively ___________?
[A] Polysaccharides, Proteins, Nucleic Acids
[B] Proteins, Carbohydrates, Fats
[C] Nucleic Acids, Proteins, Polysaccharides
[D] Polysaccharides, Nucleic Acids, Proteins
Correct Answer: [Polysaccharides, Proteins, Nucleic Acids]
129. William Harvey, Alexander Fleming & Louis Pasteur are related to respectively __________?
[A] Vaccination, Blood Circulation, Penicillin
[B] Penicillin, Blood circulation, Vaccination
[C] Blood Circulation, Penicillin, Vaccination
[D] Vaccination, Blood Circulation, Penicillin
Correct Answer: [Blood Circulation, Penicillin, Vaccination]
130. The elements which are found in Haemoglobin, Chlorophyll, Chalcopyrite & Vitamin B12 are respectively as follows__________?
[A] Iron, Copper, Magnesium, Cobalt
[B] Iron, Magnesium, Copper, Cobalt
[C] Iron, Cobalt, Copper, Magnesium
[D] Magnesium, Iron, Cobalt, Copper
Correct Answer: [Iron, Magnesium, Copper, Cobalt]
131. A ripe Tomato is Red, Leaves are Green, Flower is Purple, Hair is Black. Bring out the pigments responsible for these colors respectively?
[A] Lycopene, Melanin, Chlorophyll, Anthocyanin
[B] Lycopene, Chlorophyll, Anthocyanin, Melanin
[C] Anthocyanin, Chlorophyll, Lycopene, Melanin
[D] Melanin, Anthocyanin, Chlorophyll, Lycopene
Correct Answer: [Lycopene, Chlorophyll, Anthocyanin, Melanin]
132. An example of Protozoa, Anthropod, Aves, Mammal & Reptile is respectively __________?
[A] Amoeba, Lizard, Scorpion, Bat, Hen
[B] Amoeba, Scorpion, Hen, Bat, Lizard
[C] Amoeba, Scorpion, Bat, Hen, Lizard
[D] Lizard, Amoeba, Scorpion, Bat, Hen
Correct Answer: [Amoeba, Scorpion, Hen, Bat, Lizard]
133. Which among the following clearly describes a Silver Fish?
[A] A Fish
[B] A wingless Insect
[C] An Anthropod
[D] A frog
Correct Answer: [A wingless Insect]
134. Protein in the pulses (or more correctly legume) is found in which of the following form?
[A] Glutein
[B] Globulin
[C] Albumin
[D] Thaimine
Correct Answer: [Albumin]
135. Which among the following is a best definition of Triticale?
[A] A Hybrid Plant
[B] A Man-made cereal
[C] A man made hybrid cereal not found in nature
[D] None of the above
Correct Answer: [A man made hybrid cereal not found in nature]
136. Flowering in long day plants is related to which of the following?
[A] Auxin
[B] Gibberlin
[C] Cytokinin
[D] Ethylene
Correct Answer: [Gibberlin]
137. Which of the following Vitamin is required for Normal Blood Circulation?
[A] Vitamin A
[B] Vitamin K
[C] Vitamin D
[D] Vitamin E
Correct Answer: [Vitamin K]
138. Lac is the scarlet resinous secretion from ________?
[A] Herbs
[B] Trees
[C] Bark
[D] insects
Correct Answer: [insects]
139. Among Globulin, Albumin, Glutein and collagen which protein is abundant in Eggs?
[A] Globulin
[B] Collagen
[C] Albumin
[D] Thaimine
Correct Answer: [Albumin]
140. Which among the following plays a role in production of alcohol in bear?
[A] Bacteria
[B] Protozoan
[C] virus
[D] Yeast
Correct Answer: [Yeast]
141. The hard part of a stem of a plant is because of ________?
[A] Sclerenchyma
[B] Xylem
[C] Phloem
[D] Stomata
Correct Answer: [Xylem]
142. Whch among the following are called scavengers of ecosystems?
[A] Bacteria
[B] Fungi & Bacteria
[C] Algae, Fungi & Bacteria
[D] None of the above
Correct Answer: [Fungi & Bacteria]
143. The name of Karl Landsteiner is associated with the discovery of which of the following?
[A] Human Endocrine System
[B] Human Blood Groups
[C] Vitamin B Group
[D] Proteins
Correct Answer: [Human Blood Groups]
144. Theory of natural selection was proposed by?
[A] Mendel
[B] Darwin
[C] Lamarck
[D] Karl Landsteiner
Correct Answer: [Darwin]
145. In peaches, cherries, plums, and apricots the edible parts are?
[A] endocarp
[B] mesocarp
[C] exocarp
[D] none of the above
Correct Answer: [endocarp]
146. Cell membranes contain some biochemicals which are responsible for cell recognition and adhesion. They are _________?
[A] Proteins
[B] Lipids
[C] glycoproteins and gycolipids
[D] None of the above
Correct Answer: [glycoproteins and gycolipids]
147. A chloroplast without cell wall is ________?
[A] aleuroplast
[B] amyloplast
[C] protoplast
[D] photoplast
Correct Answer: [protoplast]
148. Which of the following vertebrae are found in Neck?
[A] Cervical
[B] Thoracic
[C] Lumbar
[D] None
Correct Answer: [Cervical]
149. Which among the following is a character of Chloroplast which makes them qualified to self-replication?
[A] Presence of DNA
[B] Presence of RNA
[C] Presence of Both DNA & RNA
[D] Absence of Both DNA & RNA
Correct Answer: [Presence of Both DNA & RNA]
150. Which among the following is aromatic dried flower buds of a tree?
[A] Black pepper
[B] Clove
[C] Cumin
[D] none of the above
Correct Answer: [Clove]
151. Which among the following is a main structure axes of a vascular plant?
[A] Thallus
[B] Leaves
[C] Stem
[D] Flower
Correct Answer: [Stem]
152. Onion, daffodil and tulip are which kind of stems?
[A] Bud
[B] Bulb
[C] Cladophyll
[D] None of the above
Correct Answer: [Bulb]
153. “Clavicle” in the human body is a ________?
[A] collar bone
[B] rib
[C] upper limb bone
[D] Lower limb bone
Correct Answer: [collar bone]
154. Which among the following is not a sex-linked character?
[A] Color blindness
[B] Baldness
[C] Asthama
[D] None of the above
Correct Answer: [Asthama]
155. The shape of Vibrio bacteria is ________?
[A] Comma Shaped
[B] Dot shaped
[C] Clusters
[D] Sticks
Correct Answer: [Comma Shaped]
156. In which of the following diseases, nerve cells are affected?
[A] Tetanus
[B] Polio
[C] Whooping Cough
[D] Diphtheria
Correct Answer: [Polio]
157. Polycythaemia is a disease related to _______?
[A] Red Blood Cells
[B] White Blood Cells
[C] Blood Serum
[D] None of the above
Correct Answer: [Red Blood Cells]
158. Which among the following makes the Cornea Transplantation easy and used more widely?
[A] Cornea are easily available
[B] Cornea does not link up with blood vessels
[C] both of the above reasons
[D] none of the above
Correct Answer: [Cornea does not link up with blood vessels]
159. “Rumen” is a part of ____?
[A] Stomach
[B] Small Intestine
[C] Large Intestine
[D] Liver
Correct Answer: [Stomach]
160. Which of the following is a Gymnosperm?
[A] Cashew
[B] Chilgoza
[C] Pistachio
[D] None of the above
Correct Answer: [Chilgoza]
161. Artificial Kidney or blood dailyzer which is used in renal failure or Kidney disorders works on the principles of _________?
[A] Imbibition & Osmosis
[B] Plasmolysis & Osmosis
[C] Diffusion & osmosis
[D] Diffusion only
Correct Answer: [Diffusion & osmosis]
162. Enteric fermentation is fermentation that takes place in the digestive systems of ruminant animals. It is one of the reasons for increased ________emissions?
[A] Carbon dioxide
[B] Methane
[C] Ammonia
[D] Sulphur
Correct Answer: [Methane]
163. Which among the following cells is capable to develop in any of the type of cell?
[A] Endothelial
[B] Endodermal
[C] Stem
[D] None of the above
Correct Answer: [Stem]
164. Which of the following Vitamin is essential for the formation of collagen?
[A] Vitamin A
[B] Vitamin B
[C] Vitamin C
[D] Vitamin D
Correct Answer: [Vitamin C]
165. Which among the following are called Thrombocytes?
[A] RBC
[B] WBC
[C] Platelets
[D] Serum
Correct Answer: [Platelets]
166. Which among the following is involved in Movement of Muscles?
[A] Myoglobin
[B] Myosin
[C] Mucin
[D] None of the above
Correct Answer: [Myosin]
167. In which among the following processes Myoglobin is used?
[A] Catalysis of Biochemical reaction in muscles
[B] Storing oxygen in muscle till needed for energy production
[C] Muscle formation
[D] Bone formation
Correct Answer: [Storing oxygen in muscle till needed for energy production]
168. Which among the following has a fibrous root?
[A] Grass
[B] Mize
[C] Carrot
[D] Rice
Correct Answer: [Grass]
169. The edible part of Ginger is actually a ________?
[A] modified root
[B] modified stem
[C] modified leaf
[D] none of the above
Correct Answer: [modified stem]
170. Islets of langerhans are related to which of the following?
[A] Calcitonin
[B] Insulin
[C] Thyroxine
[D] None of the above
Correct Answer: [Insulin]
171. Which among the following is a Mollusca?
[A] Cuttlefish
[B] Silver fish
[C] Dog fish
[D] None of the above
Correct Answer [Cuttlefish]
172. Which among the following is called ‘queen of spices’?
[A] Cardamom
[B] Clove
[C] Turmeric
[D] None of the above
Correct Answer: [Cardamom]
173. During the process of Osmosis the solvent travels from _______?
[A] Concentrated solution to dilute solution
[B] Dilute solution to the concentrated solution
[C] Solvent does not travel in osmosis
[D] None of the above
Correct Answer: [Concentrated solution to dilute solution]
174. The reverse osmosis is the process of forcing a solvent from a region of high solute concentration through a membrane to a region of low solute concentration by applying a pressure on ________?
[A] Concentrated solution
[B] Dilute solution
[C] Membrane
[D] None of the above
Correct Answer: [Concentrated solution]
175. Maximum Proteins part of our food are digested in which part of our alimentary canal?
[A] Oral cavity
[B] Small intestine
[C] Large intestine
[D] Stomach
Correct Answer: [Small intestine]
176. Among Phosphorus, Sulphur, Potassium, Calcium, Magnesium, Iron, Manganese, Copper, Molybdenum, Zinc & Boron bring out those which are macronutrients?
[A] Phosphorus, Sulphur, Potassium, Calcium
[B] Phosphorus, Sulphur, Potassium, Calcium, Magnesium, Iron
[C] Phosphorus, Sulphur, Potassium, Calcium, Magnesium, Iron, Manganese, Copper
[D] None of the above
Correct Answer: [Phosphorus, Sulphur, Potassium, Calcium, Magnesium, Iron]
177. To prevent growth defects due to malnutrition in the children of age till 14 years, which of the following is most important?
[A] Vitamins
[B] Fats
[C] Proteins
[D] None of the above
Correct Answer: [Proteins]
178. Among typhoid, hysteria, measles & influenza which is / are not contagious disease(s)?
[A] Hysteria only
[B] Hysteria & Measles
[C] Hysteria, Typhoid & Measles
[D] All are contagious diseases
Correct Answer: [Hysteria only]
179. Prophase, metaphase, anaphase & telophase are the stages of which of the following process?
[A] Mitosis / Meiosis
[B] Asexual reproduction
[C] sexual reproduction
[D] Cell metabolism
Correct Answer: [Mitosis / Meiosis]
180. Which among the following controls the protein synthesis and heredity?
[A] Amino acids
[B] Genes
[C] DNA
[D] RNA
Correct Answer: [Genes]
181. Where does the formation of Urea takes place in our body?
[A] Pancreas
[B] Kidney
[C] Liver
[D] Lungs
Correct Answer: [Liver]
182. Which among the following is the right location of foramen magnum?
[A] In the Pectoral girdle
[B] Interior region of skull
[C] Posterior region of skull
[D] None of the above
Correct Answer: [Posterior region of skull]
183. Calcium is required in plants in the formation of which of the following?
[A] Cell Membrane
[B] Cell wall
[C] Chlorophyll
[D] None of the above
Correct Answer: [Cell wall]
184. Which among the following virus is also called as “Hit & Hide” Virus?
[A] RSV Virus (respiratory syncytial virus)
[B] Dengue virus
[C] Influenza virus
[D] HIV virus
Correct Answer: [RSV Virus (respiratory syncytial virus)]
185. Kwashiorkor disease is caused by the deficiency of which of the following?
[A] Vitamins
[B] Proteins
[C] Fats
[D] Minerals
Correct Answer: [Proteins]
186. Fructose is a form of carbohydrate synthesized in plants. It becomes table sugar by combining which of the following?
[A] Glucose
[B] Galactose
[C] Maltose
[D] None of the above
Correct Answer: [Glucose]
187. Which among the following is not a monosaccharide?
[A] Glucose
[B] Sucrose
[C] Fructose
[D] Lactose
Correct Answer: [Sucrose]
188. Butter is a ________?
[A] fat dispersed in milk
[B] fat dispersed in water
[C] water dispersed in fat
[D] None of the above
Correct Answer: [fat dispersed in milk]
189. Which among the following is called antisterility vitamin?
[A] Vitamin A
[B] Vitamin D
[C] Vitamin E
[D] Vitamin K
Correct Answer: [Vitamin E]
190. Among Sodium, Potassium, Magnesium and Iodine which is / are required for transmission of nerve impulses?
[A] Sodium, Potassium & Magnesium
[B] Sodium & Magnesium only
[C] Sodium only
[D] Magnesium only
Correct Answer: [Sodium, Potassium & Magnesium]
191. Which of the following disease is found in ground nut?
[A] Downy mildew
[B] Bunt
[C] Ikki
[D] None of the above
Correct Answer: [Ikki]
192. “Karnal bunt” is a disease found in which if the following cereals?
[A] Rice
[B] Wheat
[C] Maize
[D] Pulses
Correct Answer: [Wheat]
193. The enzyme Nitrite reductase has which of the elements as its constituent?
[A] Molybdenum
[B] Copper
[C] Iron
[D] Zinc
Correct Answer: [Molybdenum]
194. The birth of the first child will be a fatal situation in which of the following conditions?
[A] Male Rh+ & Female Rh-
[B] Male Rh- & Female Rh+
[C] Male Rh- & Female Rh-
[D] None of the above
Correct Answer: [Male Rh+ & Female Rh-]
195. 1 gm of which of the following will produce maximum ATPs?
[A] Protein
[B] Carbohydrate
[C] Fats
[D] Minerals
Correct Answer: [Fats]
196. Actinomycetes are good source of which of the following?
[A] Vitamins
[B] Antihistamines
[C] Antibiotics
[D] Antibodies
Correct Answer: [Antibiotics]
197. Among Ferns, Mosses, Algae & Fungi, chlorophyll is found in?
[A] Algae & Ferns
[B] Algae & Mosses
[C] Algae, Ferns & Mosses
[D] None of the above
Correct Answer: [Algae, Ferns & Mosses]
198. Which of the following is a micronutrient that helps in nitrogen metabolism of plants?
[A] Zinc
[B] Copper
[C] Molybdenum
[D] Sulphur
Correct Answer: [Molybdenum]
199. The edible part of ‘cabbage’ is which of the following?
[A] Inflorescence
[B] Bud
[C] fruit
[D] none of the above
Correct Answer: [Bud]
200. Digestion is not a function of which of the following?
[A] Biotin
[B] Pepsin
[C] Renin
[D] None of the above
Correct Answer: [Biotin]