Agriculture - Comprehensive Mock Test 13

Question 121 Easy

Pond is an example of?

A) Artificial ecosystem B) Forest ecosystem C) Natural ecosystem D) Grassland ecosystem

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Question 122 Easy

An ecosystem is?

A) A community of organisms interacting with one another B) The abiotic component of an area C) The part of the earth and its atmosphere where living organisms exist D) A community of organisms together with the environment in which they live

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Question 123 Medium

A habitat of long severe winters and growing season limited to a few months of summer constitutes?

A) Savana ecosystem B) Taiga ecosystem C) Tundra ecosystem D) None of the above

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Question 124 Medium

Each human couple should produce only two children which help in?

A) Checking pollution B) Fertility of soil C) Stabilizing the ecosystem D) Improving food-web

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Question 125 Easy

Ecosystem is?

A) Both open and closed unit depending upon the biomass present B) Closed unit C) Open unit D) Both open and closed unit depending upon community type

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Question 126 Medium

Competition for water, minerals, light and space is most severe between two?

A) Closely related species occupying the same niche B) Closely related species occupying different niche C) Unrelated species occupying the same niche D) Species occupying different overlapping ecosystems

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Question 127 Easy

In natural ecosystem, decomposers include?

A) Only bacteria and fungi B) Only microscopic animals C) The above two types of organisms plus mactoseopic animals D) Only the above two types of organisms

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Question 128 Medium

Which one of the following terms does not reflect the idea of ecosystem?

A) Holocoene B) Cherposem C) Biosystem D) Geobiocoenosis

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Question 129 Easy

An ecosystem may be defined as?

A) A localized association of several plants and animals B) Different communities of plants, animals and microbes, together with their physico-chemical environments C) Different communities of plants and microbesm plus their physico-chemical environments D) None of the above

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Question 130 Easy

Ecosystem has two components?

A) Plants and animals B) Weeds and trees C) Biotic and abiotic D) Frogs and men

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