SBI PO - General Biology Set 2 1000+ MCQ [Solved] PDF Download

1. 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

2. Hormones are carried from their place of production by
A. ducts
B. blood
C. lymph
D. muscus
Answer : B

3. What are the symptoms of Xeroph-thalmia?
A. eye weakness
B. dry skin and night blindness
C. nervous break down
D. All the above
Answer : B

4. Which organelle in the cell, other than nucleus, contains DNA?
A. Centriole
B. Golgi apparatus
C. Lysosome
D. Mitochondrion
Answer : D

5. The ultimate substances to which the carbohydrates are degraded are
A. amino acid
B. glycerol
C. glucose
D. maltose
Answer : C

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

7. Man has ____ pairs of salivary glands.
A. 3
B. 4
C. 6
D. 8
Answer : A

8. The liver destroys old
A. leucocytes
B. thrombocytes
C. erythrocytes
D. lymphocytes
Answer : C

9. Which among the following cows give maximum milk yields?
A. Jersey
B. Holstein
C. Red Sindhi
D. Sahiwal
Answer : A

10. The Green Revolution in India owes much to
A. MS Swaminathan
B. TS Venkataraman
C. Norman Borlaug
D. Prime Minister
Answer : A

11. Genes are made of
A. Carbohydrates
B. Proteins
C. Fats
D. Nucleotides
Answer : D

12. Biocatalysts are
A. hormones
B. vitamins
C. enzymes
D. pheromones
Answer : C

13. Charles Darwin was influenced in his work by
A. Wallace
B. Lamarck
C. Malthus
D. Mendel
Answer : C

14. Which one of the following is not caused by bacteria?
A. Tuberculosis
B. Typhoid
C. Cholera
D. Mumps
Answer : D

15. Sleeping sickness in man is caused by the organism
A. plasmodium
B. entamoeba
C. giardia
D. trypanosome
Answer : D

16. Gases of Jupiter' are
A. Ammonia, Methane, Hydrogen
B. Sulphur, Urethane, Oxygen
C. Carbon, Phosphorus and Oxygen
D. Nitrogen, Hydrogen and Chlorine
Answer : A

17. Egg laying animals are referred to as
A. viviparous
B. oviparous
C. ovoviviparous
D. vegetative
Answer : B

18. Which of the following is a good and rich source of vitamin 'C'?
A. Milk
B. Radish
C. Mango
D. Lemon Juice
Answer : D

19. Two tall plants, each being a hybrid and carrying a recessive factor for dwarfness are crossed. What proportion of their offspring will be dwarf?
A. 0.5
B. 0.25
C. 0.75
D. 1
Answer : B

20. Injection of insulin causes
A. increase in glucose in blood
B. decrease in glucose in blood
C. increase in blood pressure
D. decrease in blood pressure
Answer : B

21. Darwinism does not explain
A. progression
B. retrogression
C. usefulness of all organs
D. presence of vestigial organs
Answer : D

22. Sexual selection theory was propounded by
A. Wallace
B. De Vires
C. Lamarck
D. Charles Darwin
Answer : D

23. What are the symptoms of 'Pellagra'?
A. Colour blindness
B. Rickets
C. Patches of skin
D. Soft bones
Answer : C

24. The disease in which blood clotting does not take place is known as
A. Xerophthalmia
B. Haemopoeisis
C. Haemophilia
D. Haemoerythrin
Answer : C

25. The brain is covered by
A. meninges
B. bone
C. skin
D. All the above
Answer : D

26. Which one of the following cells helps in storing water and food materials?
A. Parenchyma cell
B. Flame cell
C. Nematoblast
D. None of the above
Answer : A

27. Which of the following diseases is caused by the deficiency of iron in human body?
A. Anaemia
B. Scurvy
C. Dermatosis
D. None of these
Answer : A

28. The scientist who discovered the blood groups is
A. Landsteiner
B. TH Morgan
C. William Harvey
D. Darwin
Answer : C

29. Vivipary is defined as germination
A. during storage
B. within the fruit
C. with cotyledons coming out of soil
D. with cotyledons remaining inside the soil
Answer : B

30. It Is not advisable to sleep under a tree at night because of release of
A. oxygen in a lesser quantity than the required levels
B. oxygen in large amounts
C. carbon monoxide
D. carbon dioxide
Answer : D

31. Which of the following is NOT a viral disease?
A. Chicken-pox
B. Influenza
C. Epilepsy
D. Measles
Answer : C

32. Blood cancer is otherwise called
A. Leukaemia
B. Leucoderma
C. Leucocytopenia
D. Erythrocemia
Answer : A

33. The most primitive mammals are
A. carnivorous
B. herbivorous
C. omnivorous
D. insectivorous
Answer : D

34. Haemoglobin is dissolved in the plasma of
A. frog
B. fish
C. man
D. earthworm
Answer : D

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

36. The blood clotting requires the vitamin
A. A
B. B
C. C
D. K
Answer : D

37. Which among the following is a communicable disease?
A. Beri Beri
B. Diabetes
C. Leucoderma
D. Dysentery
Answer : D

38. Origin of species was published by
A. Lamarck
B. Weismann
C. de Vries
D. Charles Darwin
Answer : D

39. Late Blight' is a disease that affects the _______ crop.
A. coconut
B. cashew
C. potato
D. pepper
Answer : C

40. Which one is called anti-haemorrhagic vitamin?
A. A
B. C
C. E
D. K
Answer : D

41. The theory that believes that the first living organism came from another planet is known as
A. Catastrophism
B. Special creation
C. Organic evolution
D. Cosmozoic theory
Answer : D

42. Fledgling is a term often used to denote the young one of a
A. bird
B. fox
C. dog
D. man
Answer : A

43. Who considered evolution as due to mutation?
A. Charles Darwin
B. Lamarck
C. Hugo de Vries
D. Cuvier
Answer : C

44. The first person to observe the bacteria, protozoa and spermatozoa under the microscope was
A. Theodore Schwann
B. Matthias Schleidon
C. Robert Hooke
D. Leuwenhoek
Answer : D

45. The protoplasm of a child is exactly the same as that of its
A. mother
B. father
C. grandfather
D. identical twin
Answer : D

46. Infection of salivary glands by a virus leads to
A. tetanus
B. mumps
C. pyorrhoea
D. ulcers
Answer : B

47. Maintenance of pregency is under the control of
A. Follicular stimulating hormone
B. Growth hormone
C. Estrogen
D. Progesterone
Answer : D

48. The bacteria that gets into our body is consumed by
A. RBC
B. Blood platelets
C. Plasma
D. Phagocytes
Answer : D

49. The part of the brain in Control of Voluntary muscles is
A. cerebellum
B. medulla oblongata
C. pons
D. cerebrum
Answer : D

50. Those small organisms which float on the surface of water are called
A. Necton
B. pH indicators
C. Plankton
D. Benthos
Answer : C