Top 1000+ Solved Biology (GK) MCQ Questions Answer

From 706 to 720 of 1657

Q. Air quality depicting PM- 2.5 is more hazardous to –

a. Archaeological. Monuments

b. National Parks

c. Botanical Gardens

d. Old Men and Women

  • d. Old Men and Women

Q. Human Environment Conference-1972 was held at –

a. Stockholm

b. Paris

c. Geneva

d. Australia

  • a. Stockholm

Q. Which one of the following hormones contains iodine?

a. Thyroxine

b. Testosterone

c. Insulin

d. Adrenaline

  • a. Thyroxine

Q. Which among the following parts of a plant is involved in gaseous exchange?

a. Stomata

b. Lenticels

c. Vacuoles

d. Stomata & Lenticels

  • d. Stomata & Lenticels

Q. Which one of the following is the respiratory pigment in man?

a. Haernocyanin

b. Haemoerythrin

c. b-Carotene

d. Haemoglobin

  • d. Haemoglobin

Q. Kalaazar is transmitted by –

a. tsetse fly

b. housefly

c. anopheles mosquito

d. sand fly

  • d. sand fly

Q. Green manure is obtained from –

a. Fresh animal excreta

b. Decomposing green legume plants

c. Domestic vegetable waste

d. Oil seed husk cakes

  • b. Decomposing green legume plants

Q. Typhoid fever is caused by –

a. Bacterium

b. Fungi

c. Protozoa

d. Virus

  • a. Bacterium

Q. The lockjaw is a pathological condition of

a. Diphtheria

b. Polio

c. Paralysis

d. Tetanus

  • d. Tetanus

Q. Which of the following amphibians lacks tongue?

a. Sphenodon

b. Salamander

c. Ichthyophis

d. Necturus

  • c. Ichthyophis

Q. What is the other name for Vitamin B2?

a. Thiamine

b. Haemoglobin

c. Riboflavin

d. Dextrose

  • c. Riboflavin

Q. Cockroach cannot survive in the water because its respiratory organ is -

a. Gill

b. Trachea

c. Book lung

d. Pulmonary Sac

  • b. Trachea

Q. The example of hermaphrodite animal in which cross fertilization occurs is -

a. Hydra

b. Ascaris

c. Earthworm

d. Silkworm

  • a. Hydra

Q. Meningitis is a disease which affects the

a. Kidneys

b. Liver

c. Heart

d. Brain

  • d. Brain

Q. Number of teeth which are replaced in man are –

a. 12

b. 20

c. 32

d. 16

  • a. 12
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