Environmental Science and Ecology - Comprehensive Mock Test 8

Question 71 Medium

Which of the following is expected to have the highest value (gm/m2/yr) in a grassland ecosystem?

A) Tertiary production B) Gross production (GP) C) Net production (NP) D) Secondary production

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Question 72 Medium

Plant species having a wide range of genetical distribution evolve into a local population known as ?

A) Ecotype B) Biome C) Ecosystem D) Population

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Question 73 Medium

Which one of the following is commonly found in temperate coniferous forest?

A) Quercus B) Dipterocarpus C) Shorea robusta D) Pinus wallichiana

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Question 74 Medium

Deserts, grasslands, forests and tundra are the examples of ?

A) Biomes B) Biogeographical regions C) Ecosystems D) Biospheres

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Question 75 Easy

Which of the following is primary consumer?

A) Producer B) Carnivore C) Top carnivore D) Herbivore

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Question 76 Easy

Actively moving organism in aquatic ecosystem ?

A) Benthos B) Phytoplankton C) Zoo plankton D) Nekton

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Question 77 Easy

In a lake, phytoplankton grow in abundance in ?

A) Littoral zone B) Limnetic zone C) Profundal zone D) Benthic region

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Question 78 Medium

Which one of the following correctly represents an organism and its ecological niche?

A) Vallisneria and pond B) Desert locust (Schistocerca) and desert. C) Plant lice (aphids) and leaf D) Vultures and dense forest

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Question 79 Easy

Littoral zone is located along the ?

A) High mountains B) Sea C) Rivers D) Desert

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Question 80 Easy

A renewable exhaustible natural resource is ?

A) Petroleum B) Coal C) Forest D) Minerals

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