Biology GK Questions with Answers - Biology General Knowledge questions for Competitive Exams
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Biology Related General Knowledge Questions and Qnswers
1. For which among the following is not a true fruit?
A. Apple
B. Date
C. Grape
D. Plum
2. Which of the following is least infectious ?
A. leprosy
B. hepatitis
C. tuberculosis
D. conjunctivitis
3. Which of the following is not a mosquito borne disease?
A. Dengue fever
B. Malaria
C. Sleeping sickness
D. Filariasis
4. In certain amino acids, which one of the following elements is found in addition to carbon , hydrogen, nitrogen and oxygen?
A. Phosphorus
B. Zinc
C. Calcium
D. Sulphur
5. Among the following elements, which one is essential for the transmission of impulses in the nerve fibre?
A. Calcium
B. Iron
C. Sodium
D. Zinc
6. The vitamin which is very liable and easily destroyed during cooking as well as storage is
A. Vitamin A
B. Vitaminb6
C. Vitamin C
D. Vitamin K
7. The compound used in anti-malarial drug is
A. Aspirin
B. Neoprene
C. Isoprene
D. Chloroquin
8. Which of the following is a skin disease?
A. Anaemia
B. Pellagra
C. Osteomalacia
D. Rickets
9. The richest source of vitamin D is
A. Cod liver oil
B. Spinach
C. Milk
D. Cheese
10. Which of the following tests helps in diagnosis of cancer?
A. X-ray
B. Urine test
C. Blood test
D. Biopsy test
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Biology related General Knowledge questions and answers
11. Which one of the following is an enzyme?
A. Glucagon
B. Insulin
C. Somatotropin
D. Trypsin
12. Which vitamin is provided by sunlight to the body?
A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D
13. The deficiency of which of the following leads to dental caries?
A. Iron
B. Copper
C. Fluorine
D. Zinc
14. Healing of wounds is hastened by vitamin
A. A
B. E
C. C
D. K
15. Which of the following diseases is caused by the bite of a mad dog?
A. Hydrocele
B. Hydrophobia
C. Hydrocephatus
D. Hydroperitoneum
16. Which of the following vegetable proteins is considered as good as an animal protein?
A. Soyabean protein
B. corn protein
C. Wheat protein
D. Bengal gram protein
17. Carotene in Indian cow’s milk causes
A. Creamish white colour
B. yellow colour
C. deep yellow colour
D. no change
18. A woman who weighs 45 kg and whose work involves a lot of physical exertion needs
A. 2800 calories per day
B. 3000 calories per day
C. 25000 calories per day
D. 3700 calories per day
19. Foot and mouth disease is found in
A. Cats and dogs
B. Cattle
C. Poultry
D. Humans
20. Which one of the following is a primate?
A. Bear
B. Otter
C. Loris
D. Pangolin
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Biology related General Knowledge questions and answers
21. To which one of the following types of organisms do mushrooms belong?
A. Algae
B. Ferns
C. Fungi
D. Lichens
22. Food wrapped in newspaper is likely to get contaminated with
A. Lead
B. Aluminium
C. Iron
D. Magnesium
23. Which one of the following produces seeds but no flowers?
A. Cashew nut
B. Coffee
C. Ground nut
D. Pine
24. Which one of the following palnts is used for green manuring in India?
A. Wheat
B. Sunhemp
C. Cotton
D. Rice
25. The combination of foods providing protein quality nearest to that of meat is
A. Wheat, dal and groundnuts
B. Bread and butter
C. Sprouted gram and groundnuts
D. Groundnuts and jiggery
26. Which one of the following disease is Inheritable?
A. Leukaemia
B. Colour blindness
C. Malignancy
D. Hepatitis
27. Which one of the following elements are present in all proteins? 1. Carbon 2. Hydrogen 3. Oxygen 4. Nitrogen
A. 2 and 3
B. 1,2 and 4
C. 1,3 and 4
D. 1,2,3 and 4
28. For which one among the following diseases no vaccine is yet available?
A. Tetanus
B. Malaria
C. Measles
D. Mumps
29. Which of the following vitamins is synthesised in the body by intenstinal bacteria?
A. vitamin B1
B. vitamin B4
C. vitamin D
D. vitaminsK
30. BCG vaccination (Bacillus Calmette Guerine) is injected to get immunity from
A. Polio
B. Cholera
C. Small pox
D. Tuberculosis
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Biology related General Knowledge questions and answers
31. In which one of the following, antibody formations takes place?
A. RBC’s
B. Blood platelets
C. Blood Plasma
D. Donnan’s membrane
32. From the evolutionary point of view, which one of the following is closer to man?
A. Dolphin
B. Flying fish
C. shark
D. tortoise
33. How do most insects respire?
A. through skin
B. through gills
C. by lungs
D. by trachea system
34. Which one of the following part of human brain is the regulating centre for swallowing and vomiting?
A. Cerebellum
B. cerebrum
C. medulla oblongata
D. pons
35. Production of which one of the following is a function of the liver?
A. Lipase
B. Urea
C. Mucus
D. Hydrochloric acid
36. During sleep a man’s blood pressure
A. Increases
B. decreases
C. remains constant
D. fluctuates
37. Oncogene is responsible for
A. Aids
B. typhoid
C. malaria
D. cancer
38. Which acid is produced when milk gets sour?
A. Acetic acid
B. Tartaric acid
C. Lactic acid
D. Butyric acid
39. Two richest kown sources of edible protein are
A. Meat and eggs
B. Milk and vegetables
C. Soyabean and groundnut
D. Some algae and other micro-organisms
40. Which nutrients are most likely to be affected by food processing and storage?
A. Carbohydrates
B. Fats
C. Proteins
D. Vitamins
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This questions are useful for any competitive exam like IAS, bank PO, SSC CGL, RAS, CDS, UPSC exams and all state related exams.
Biology related General Knowledge questions and answers
41. Which one of the following parts of the pitcher plant becomes modified into a pitcher?
A. Stem
B. leaf
C. stipule
D. petiole
42. In which one of the following animals is respiration done by skin?
A. Flying fish
B. Sea horse
C. Frog
D. Chameleon
43. Which one of the following bacteria helps in improving the soil fertility?
A. Clostridium
B. Rhizobium
C. Salmonella
D. Staphylococcus
44. Which chamber of human heart pumps fully oxygenated blood to aorta and hence to the body?
A. Right Auricle
B. Left Auricle
C. Right Ventricle
D. Left Ventricle
45. Which one of the following is a vitamin?
A. Citric acid
B. Folic acid
C. Glutamic acid
D. Linoleic acid
46. Which one of the following is responsible for converting milk into curd?
A. Fungi
B. Bacteria
C. Virus
D. None of these
47. In which one of the following animals is skin a respiratory organ?
A. Cockroach
B. Frog
C. shark
D. Whale
48. A typical human ribcage consists of how many ribs?
A. 12
B. 14
C. 16
D. 24
49. What is the pH level of blood of a normal person?
A. 4.0 – 4.5
B. 6.45 – 65.5
C. 7.35 – 7.45
D. 8.25 – 8.35
50. Which of the following disease is not a caused by viruses?
A. Cholera
B. Chickenpox
C. Hepatitis
D. Measles
Ans . A
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