1000+ General Biology Set 2 MCQ for ESIC [Solved]

1. Phototropism means that plants react to the direction of
A. sound
B. wind
C. light
D. gravity
Answer : C

2. The bile contains the pigments
A. haemoglobin and haemoerythrin
B. biliviridin and bilirubin
C. bilirubin and haemocyanin
D. haemoglobin and biliviridin
Answer : B

3. In phototropism, auxins
A. Promote growth of cells
B. Inhibit cell division
C. Inhibit growth of cells
D. Stimulate differential growth of cells
Answer : A

4. Fusarium causes the wilting of the cotton plants by
A. clogging the vessels
B. producing toxic substance
C. causing necrosis of roots
D. killing the leaves
Answer : B

5. 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

6. Plants grown in darkness show
A. stout stem
B. long internodes
C. bigger leaves
D. no growth at all
Answer : B

7. The first sign of life made its appearance on the earth about
A. 1 million years ago
B. 500 million years ago
C. 1 billion or 1000 million years ago
D. 3 billion years ago
Answer : D

8. The bone cells are connected with each other by
A. Haversian canal
B. canaliculi
C. capillaries
D. matrix
Answer : B

9. Malnutrition is due to
A. undernourishment
B. want of balanced diet
C. overfeeding
D. All the above
Answer : A

10. Vitamin D deficiency leads to
A. sterility
B. pellagra
C. rickets
D. capillary fragility
Answer : C

11. Milk fever in cows occurs due to lack of
A. Phosphates
B. Calcium
C. Iron
D. Iodine
Answer : A

12. Dinosaur is a/an
A. Fish
B. Amphibian
C. Reptile
D. Bird
Answer : C

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

14. The suggestion that the chromosomes are the carriers of hereditary material was first made by
A. Johanson
B. Flemming
C. Sutton and Boveri
D. Morgan
Answer : C

15. Hormones are carried from their place of production by
A. Ducts
B. Blood
C. Lymph
D. Mucus
Answer : B

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

17. The age of a tree can be determined by
A. counting the number of annual rings
B. thickness of the bark
C. the bulk of the tree
D. the number of leaves
Answer : A

18. The plants will stop growing if the shoot tip is cut off because
A. shoot tip produces growth hormones
B. shoot tip contains meristematic cells
C. shoot tip is the growing part
D. the plant dies
Answer : A

19. The 'graveyard of the RBC' refers to
A. spleen
B. liver
C. bone marrow
D. thymus
Answer : A

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

21. The corn in an underground stem that grows
A. horizontally
B. vertically
C. above the soil
D. obliquely
Answer : B

22. Turner's syndrome is a disease caused by
A. bacteria
B. virus
C. fungus
D. chromosomal imbalance
Answer : D

23. The pigment which is responsible for blood clotting is
A. Fibrinogen
B. Haemoglobin
C. Glucose
D. Blood cells
Answer : A

24. 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

25. Prions are composed largely of
A. DNA
B. proteins
C. RNA
D. None of these
Answer : B

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

27. When a movement of a plant organ is stimulated by contact with an object, it is termed
A. heliotropism
B. geotropism
C. haptotropism
D. gardening
Answer : C

28. Mutations could be created by X-rays. This was found by
A. Muller
B. Morgan
C. Meyer
D. Flemming
Answer : A

29. From the end of the Triassic to the cretaceous period the earth was ruled by
A. eurypterids
B. cotylosaurs
C. dinosaurs
D. mammals
Answer : C

30. Sterilization, as the means for the prevention of sepsis in surgery, was practised and advocated by
A. Louis Pasteur
B. Edward .Jenner
C. Joseph Lister
D. Martinus Willem Beijerinck
Answer : C

31. Ecology of a population is known as
A. demecology
B. synecology
C. autecology
D. space ecology
Answer : A

32. Who discovered the electron microscope?
A. Knoll and Ruska
B. Rudolf and Kolliker
C. Robert Hooke
D. CP Swanson
Answer : A

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

34. 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

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

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

37. The acid that is secreted in the stomach is
A. HCI
B. H2SO4
C. H2CO3
D. HNO3
Answer : A

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

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

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

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

42. What is the other name for the brain?
A. myelon
B. encephalon
C. cephalon
D. All the above
Answer : B

43. Nekton are those organisms
A. which cannot be netted
B. which are independent of tides and waves
C. which have long necks
D. None of the above
Answer : B

44. Timberline shows
A. a line of trees
B. the limit of the forest
C. annual rings
D. height of trees
Answer : B

45. The plant cells are surrounded rigidly by
A. plasmalemma
B. cell membrane
C. cell wall
D. plasma membrane
Answer : C

46. The thrombocytes are associated with
A. blood coagulation
B. transport of respiratory gases
C. removal of nitrogenous wastes
D. All the above
Answer : A

47. Hydrotropism means the growth of roots
A. away from water
B. towards water
C. into water
D. out of water
Answer : B

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

49. 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

50. Vessels leaving the heart are
A. veins
B. arteries
C. capillaries
D. lymph ducts
Answer : B