GK Questions & Answers on Science: Biology Terminology (Set 5)

Questions and Answers on Science: Biology Terminology (Set 5) consists of 10 MCQ to study Biological terms which are important for various competitive examinations like IAS, PSC, SSC, Railway etc.

1. Those organs which have same basic structure but different functions are called:

A. Analogous organs

B. Speciation

C. Fossils

D. Homologous organs

Ans. C

2. Those organs which have different basic structure but have similar appearance and perform similar functions are called:

A. Fossils

B. Analogous organs

C. Homologous organs

D. Speciation

Ans. B

3. What are those animals called which eat both plants and animals?

A. Omnivores

B. Herbivores

C. Carnivores

D. Decomposers

Ans. A

4. What is the shedding of flowers, leaves and fruits followed by formation of scar tissue in a plant called?

A. Abscission

B. Abscisic acid

C. Deciduous

D. Mitosis

Ans. A

5. A group of glands which produce various hormones is called:

A. Respiratory system

B. Excretion

C. Endocrine system

D. Central nervous system

Ans. C

6. Organic constituents of soil formed by complete or partial decomposition of plant and animal material is called:

A. Fauna

B. Humus

C. Fossil

D. Compost

Ans. B

7. The complex feeding relationships within a community is called:

A. Food chain

B. Food web

C. Trophic level

D. All of the above

Ans. B

8. What are heterotrophs, mostly bacteria and fungi, when obtain food by breaking down substances in dead protoplasm are called:

A. Omnivores

B. Herbivores

C. Decomposers

D. Carnivores

Ans. C

9. What is the act of supplying water to a field through artificial means called?

A. Irrigation

B. Insecticide

C. Fungicide

D. Monoculture

Ans. A

10. What is ploughing and cultivating the land called?

A. Irrigation

B. Domestication

C. Tilling

D. Weeding

Ans. C

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