Top 1000+ Solved Biology (GK) MCQ Questions Answer

From 766 to 780 of 1657

Q. Silk is produced by –

a. Egg of a silkworm

b. Pupa of silkworm

c. Larva of silkworm

d. Insect itself

  • c. Larva of silkworm

Q. Which of the following is an egg laying mammal?

a. Bat

b. Leafy anteater

c. Whale

d. Spiny anteater

  • d. Spiny anteater

Q. The tallest plant in the world is –

a. Eucalyptus

b. Pterocarpus

c. Polyalthia

d. Tectona

  • a. Eucalyptus

Q. The only bird that flies backward is –

a. Sparrow

b. Koel

c. Siberian Crane

d. Humming birds

  • d. Humming birds

Q. Which of the following pairs has open type of circulatory system?

a. Earthworm and Leech

b. Man and Whale

c. Cockroach and Silverfish

d. Tadpole larva and Fish

  • c. Cockroach and Silverfish

Q. Which of the following animals does not have nervous system?

a. Leech

b. Tapeworm

c. Amoeba

d. Snail

  • c. Amoeba

Q. Plants differ from animals in having –

a. locomotion

b. metabolism

c. localised growth

d. catabolism

  • c. localised growth

Q. Root nodules are commonly found in –

a. Parasitic plants

b. Epiphytic plants

c. Leguminous plants

d. Aquatic plants

  • c. Leguminous plants

Q. A disease caused by Protozoa is –

a. Common cold

b. Pneumonia

c. Malaria

d. Cholera

  • c. Malaria

Q. Which of the following is a Vitamin?

a. Keratin

b. Riboflavin

c. Insulin

d. Adrenalin

  • b. Riboflavin

Q. Which of the following organisms does not fit into the Cell Theory?

a. Bacteria

b. Virus

c. Fungi

d. Plants

  • b. Virus

Q. The most abundant enzyme in the living world is -

a. Rubisco

b. invertase

c. DNAse

d. zymase

  • a. Rubisco

Q. Scurvy is a disease of –

a. hair

b. skin

c. liver

d. eyes

  • b. skin

Q. The population of which of the following is maximum on the earth?

a. Fishes

b. Beetles

c. Reptiles

d. Birds

  • c. Reptiles

Q. The term ’Rh factor’ refers to -

a. Rhesus factor

b. Rheumatoid factor

c. Renal factor

d. Rhombic factor

  • a. Rhesus factor
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