IBPS SO - General Biology Set 2 1000+ MCQ [Solved] PDF Download

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

2. The natural defence of our body against foreign germs is formed by
A. red corpuscles
B. white corpuscles
C. platelets
D. lymph
Answer : B

3. Fishes send out their nitrogenous waste as
A. ammonia
B. urea
C. uric acid
D. sweat
Answer : A

4. Sadabahar, a common weed, is the raw material that provides the source of medicines used In the treatment of
A. gout
B. blood cancer
C. coronary heart disease
D. polio
Answer : C

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

6. Rate of mutation can be increased in plants by
A. More manure
B. More pesticides
C. X-ray
D. More light
Answer : C

7. The energy for the sperm to swim and reach the egg is provided by
A. tail
B. head
C. neck
D. mitochondria
Answer : D

8. Which one of the following is viral disease?
A. Syphilis
B. Influenza
C. Lock Jaw
D. Typhoid
Answer : B

9. Colour vision is made possible by the cells in the retina called
A. rods
B. cones
C. fovea
D. blind spot
Answer : B

10. The hypothesis that living matter originated in the past from non-living matter is supported by
A. Fossil records
B. Miller's experiments
C. Pasteur experiment
D. Spallanzeni experiment
Answer : B

11. Enzymes are produced by
A. endocrine glands
B. exocrine glands
C. liver
D. spleen
Answer : B

12. The hormones are carried to target organs through the
A. blood
B. lymph
C. water
D. corpuscles
Answer : A

13. The condition in which there is abnormal decrease of white blood corpuscles is known as
A. leukaemia
B. leucoderma
C. leukopenia
D. anaemia
Answer : C

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

15. The external ears of man are intended for
A. ornaments
B. scattering sound waves
C. collect sound waves
D. beauty
Answer : B

16. Pearl is secreted by the __________ of the pearl oyster.
A. foot
B. mantle
C. gills
D. None of these
Answer : B

17. The layer of stagnant water in which light penetrates is called
A. Aphotic
B. Euphotic
C. Epilimnion
D. Disphotic
Answer : B

18. Who coined the term gene?
A. Mendel
B. Devries
C. Jacob and Monod
D. Johanson
Answer : D

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

20. Decomposition of organic matter is due to
A. Virus
B. Fungi
C. Bacteria
D. None of these
Answer : C

21. The normal systolic blood pressure is
A. 140
B. 120
C. 180
D. 80
Answer : B

22. Man is warm-blooded, frog is cold-blooded, Which one of the following is cold-blooded?
A. snake
B. peacock
C. parrot
D. camel atmospheric pressure
Answer : A

23. Scrub jungle Is characterised by
A. heavy rainfall
B. no rainfall
C. poor rainfall
D. none of the above
Answer : C

24. Xerophthalmia is a deficiency disease. Deficiency of _________ causes it.
A. vitamin A
B. vitamin B
C. vitamin C
D. vitamin E
Answer : A

25. The primary energy for living organisms is
A. Solar energy
B. Chemical energy
C. Mitochondria
D. ATP
Answer : A

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

27. Jaundice is caused by a/an
A. virus
B. bacteria
C. fungus
D. animal
Answer : A

28. The protein synthesis takes place in
A. Ribosomes
B. Chromosomes
C. DNA
D. None of these
Answer : A

29. 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

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

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

32. The principal reason why it is better to have two eyes than one is that
A. by having two eyes, one can distinguish colours more easily
B. by having two eyes, one can easily see in the dark and dim light
C. this gives the man a type of vision known as mosaic vision
D. this enhances depth perception in the humans
Answer : D

33. The rate of heartbeat is accelerated by the hormone
A. adrenaline
B. acetylcholine
C. thyroxine
D. pituitrin
Answer : A

34. Which one of the following acts as a communication system?
A. Blood
B. Nerve
C. Lymph
D. Enzymes
Answer : B

35. 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

36. The influenza vaccine was discovered by
A. Salk
B. Khorana
C. Mittel
D. None of the above
Answer : A

37. Tuberculosis is caused by
A. tobacco
B. tubers
C. bacteria
D. virus
Answer : C

38. It is possible to produce seedless tomato fruits by
A. applying trace elements in tomato fields
B. spraying mineral solution on plants
C. spraying harmones on flowers
D. applying fertilizers containing radioactive elements
Answer : C

39. At the end of a reaction enzymes are
A. left as they are
B. reduced
C. increased
D. neutralised
Answer : A

40. Warm-bloodedness
A. means, animals living in warm climates
B. means, the warming up of blood as the temperature increases during day time
C. is characterised by constant body temperature
D. is shown by reptiles
Answer : C

41. Which one of the following is essential for blood clotting?
A. RBC
B. WBC
C. Blood platelets
D. Lymph
Answer : C

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

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

44. Cutting and layering are the methods of plant propagation usually referred to as
A. asexual reproduction
B. sexual reproduction
C. vegetative reproduction
D. gardening
Answer : C

45. 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

46. The counting of RBC's can be performed by
A. Haemocytometer
B. Haemoglobinometer
C. Clinostat
D. Thermometer
Answer : A

47. Diabetes is a disease which is
A. contagious
B. non-communicable
C. communicable
D. epidemic
Answer : B

48. 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

49. Which among the following is the best source of proteins?
A. apples
B. butter
C. beans
D. fish
Answer : D

50. Human blood is oxygenated and purified in the
A. heart
B. lungs
C. liver
D. kidneys
Answer : B