Enviroment and Ecology MCQ for UPSC IAS Prelims 2019-2020 - 2

Question: 6

The maximum biodiversity is found in

(A) Arctic forests

(B) Tropical rain forests

(C) Temperate forests

(D) Coniferous forests

Question: 7

Among the biotic components of the ecosystem the producer system is

(A) Green plants

(B) Tiger

(C) Cow

(D) Peacock

Question: 8

The Ozone layer restricts

(A) Ultraviolet radiation

(B) X-rays and Gamma rays

(C) Infrared radiation

(D) Visible light

Question: 9

What term denotes the organisms getting their food from others?

(A) Autotrophs

(B) Heterotrophs

(C) Synthesizers

(D) Producers

Question: 10

Which of the following components of ecosystem acts as intermediatory between biotic and abiotic components?

(A) Habitat

(B) Decomposer

(C) Consumer

(D) Producer