Enviroment and Ecology MCQ for UPSC IAS Prelims 2019-2020 - 1

Question: 1

Which one of the following energy is most utilized in biomass?

(A) Tidal energy 

(B) Geothermal energy

(C) Solar energy

(D) Atomic energy

Ans: C

Solar energy

Question: 2

Which one of the following is a part of Geological cycle?

(A) Hydrological cycle

(B) Nitrogen cycle

(C) Hydrogen cycle

(D) Carbon cycle

Ans: A

Hydrological cycle

Question: 3

An artificial ecosystem is represented by

(A) Aquarium

(B) Agriculture land

(C) Pisciculture tank

(D) Zoo

Ans: A


Question: 4

Global warming is caused due to the emission of

(A) Hydrocarbon

(B) Carbon monoxide

(C) Carbon dioxide

(D) Nitrogen

Ans: C

Carbon dioxide

Question: 5

Which of the following is designated as the “lungs of the world”?

(A) Equatorial evergreen forests

(B) Taiga forests

(C) Mid-latitudes mixed forests

(D) Mangrove forests

Ans: A

Equatorial evergreen forests

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