1000+ General Biology Set 2 Multiple Choice Question Answer [Solved]

1. Coagulation of blood in vessels is prevented during normal circulation by
A. heparin
B. prothrombin
C. plasmogen
D. thromboplastin
Answer : A

2. Blood of cockroach is
A. red
B. bluish
C. greenish
D. colourless
Answer : D

3. Spontaneous generation signifying the development of living organisms from non-living has been termed
A. Biogenesis
B. Abiogenesis
C. Cosmozoic
D. Catastrophism
Answer : B

4. The thermoregulatory centre in the human brain is the
A. Pituitary
B. Spinal cord
C. Cerebellum
D. Hypothalamus
Answer : D

5. The blood without corpuscles is called
A. bile
B. lymph
C. plasma
D. blood
Answer : C

6. AIDS is caused by the organisms which are
A. bacteria
B. fungi
C. viruses (HTLV III)
D. Protozoa
Answer : C

7. Nephrons are found inside
A. Liver
B. Lung
C. Brain
D. Kidneys
Answer : D

8. In case of a heart attack a hormone is injected as an emergency measure. Which one is it?
A. Thyroxine
B. Adrenaline
C. Heparin
D. Insulin
Answer : B

9. The hypoglossal nerves are the pairs of the spinal nerves
A. First pair
B. Second pair
C. Third pair
D. Fourth pair
Answer : A

10. Organisms that live in the deep sea are mainly
A. Herbivores
B. Carnivores
C. Detritivores
D. None of the above
Answer : C

11. Which among the following is a balanced fertiliser for plants?
A. Urea
B. Ammonium Sulphate
C. Nitrates
D. Compost
Answer : D

12. Maintenance of pregnancy is under the control of
A. follicular stimulating hormone
B. growth hormone
C. estrogen
D. progesterone
Answer : D

13. Chemical substances that called have effect on growth of plants are called
A. enzymes
B. catalysts
C. hormones
D. pesticides
Answer : C

14. Which one of the following animals stores water in the intestine?
A. Moloch
B. Camel
C. Zebra
D. Uromastix
Answer : B

15. The mode of nutrition in which particulate food is devoured is
A. holozoic
B. holophytic
C. saprophytic
D. parasitic
Answer : A

16. Formation of blood
A. Histolysis
B. Histogenesis
C. Haemopoiesis
D. Haemolysis
Answer : C

17. The life cycle of Malarial Parasite consists of two phases in man. Where do they occur?
A. In RBC and liver cells
B. In WBC and RBC
C. In lymph
D. In gall bladder and pancreas
Answer : A

18. The counting of RBCs is done with
A. haemocytometer
B. haemoglobinometer
C. clinostat
D. thermometer
Answer : A

19. Blood platelets are found in
A. all vertebrates
B. all chordates
C. mammals only
D. birds and mammals
Answer : C

20. The study of ecology with pyramids was invented by
A. Darwin
B. Elton
C. Odum
D. Joshua
Answer : B

21. Which of the following diseases are not bacterial?
A. cholera and diphtheria
B. trichomonasis and malaria
C. tetanus and typhoid
D. tuberculosis and leprosy
Answer : B

22. The universal recipient belongs to blood group
A. A
B. B
C. AB
D. O
Answer : C

23. The genetic code DNA is carried from the nucleus to Ribosome by
A. t-RNA
B. r-RNA
C. S-DNA
D. ATP
Answer : B

24. Most of the enzymes are
A. proteins
B. lipids
C. acids
D. alkalis
Answer : A

25. The function of connective tissue is
A. to hold the other tissues together
B. to facilitate diffusion
C. to help transportation of dissolved material from capillaries to epithelial cells
D. protection
Answer : A

26. Pneumonia is ,a bacterial disease caused by the type of bacteria called
A. Bacilli
B. Cocci
C. Sprilli
D. Vibrio
Answer : B

27. The buffer substance in blood is
A. Calcium carbonate
B. Carbon dioxide
C. Sodium bicarbonate
D. Ammonia
Answer : C

28. A child goes on vomiting profusely and develops symptoms of diarrhoea. Chances are that in the child's blood serum there is a drop In
A. calcium
B. iron
C. sodium
D. phosphorus
Answer : C

29. What is the colour of the outer portion of the spinal cord?
A. gray
B. brown
C. white
D. yellow
Answer : C

30. The amount of blood in a normal man is about
A. 5.0 litres
B. 2.5 litres
C. 3.8 litres
D. 4.7 litres
Answer : A

31. Which of the following crops helps in nitrogen fixation?
A. Rice
B. Wheat
C. Maize
D. Beans
Answer : D

32. Bovine Spongiform Encephalopathy refers to
A. Brain Fever
B. Mad Cow Disease
C. Enteric Fever
D. Poultry Diarrhoea
Answer : B

33. The valve between the right auricle and right ventricle is called
A. Tricuspid
B. Bicuspid
C. Monocuspid
D. Semilunar
Answer : A

34. One of the following disease cannot be prevented by the DPT (triple-antigen) immunization of children.
A. Tetanus
B. Tuberculosis
C. Whooping cough
D. Diphtheria
Answer : B

35. Evergreen forests are confined to
A. Equatorial region
B. Temperate region
C. Alpine region
D. Arctic region
Answer : A

36. Plague is caused by
A. Bacteria
B. Virus
C. Fungus
D. Fleas
Answer : A

37. The study of heart is called
A. haematology
B. cardiology
C. pathology
D. nephrology
Answer : B

38. The plant hormone which promotes ripening of fruits is
A. auxin
B. ethylene
C. gibberellin
D. cytokinin
Answer : B

39. Synthesis of nutrients by green plants is called
A. photo-oxidation
B. photo-respiration
C. photo-synthesis
D. photo-periodism
Answer : C

40. One of the following is called a feminine hormone. Which one is it?
A. Oestrogen
B. Testosterone
C. Pituitrin
D. Thyroxine
Answer : A

41. The science of improving the hereditary qualities of future generations of mankind is referred to as
A. genetics
B. eugenics
C. epigenesist
D. epistasis
Answer : B

42. The spores of Puccinia formed on the leaves of wheat are called
A. Basidiospores
B. Ascidiospores
C. Uredospores
D. Pycnospores
Answer : C

43. The potato is a modified stem, is explained by the presence of
A. Branches
B. Leaves
C. Buds
D. Scale leaves and auxiliary buds
Answer : D

44. The function of ribosomes is
A. Secretion
B. Excretion
C. Power house of the cell
D. Protein synthesis
Answer : D

45. The 'father of genetics' is
A. Mendel
B. Morgan
C. Darwin
D. Muller
Answer : A

46. Tetrodotoxin is a potent poison that
A. erodes blood vessels
B. blocks conduction of nerve impulses causing respiratory paralysis
C. produces damage to the kidneys
D. produces intestinal bleeding
Answer : B

47. Dialysis is used when there is a failure of
A. heart
B. lungs
C. liver
D. kidneys
Answer : D

48. Excess of amino-acids are broken down to form urea in the
A. Liver
B. Kidney
C. Spleen
D. Rectum
Answer : A

49. Under the immunisation programme's Govt. of India is providing vaccination to prevent some vaccine-preventable diseases. Which of the following is NOT one of them?
A. Tuberculosis
B. Diphtheria
C. Tetanus
D. Plague
Answer : D

50. Which of the following diseases is not caused by a virus?
A. Cancer
B. Rabies
C. AlDS
D. Severe Acute Respiratory Syndrome (SARS)
Answer : A