Environment UPPCS Previous Year Questions with Answers (Page 3)

2020EnvironmentGS Paper I

Match List - I with List - II and select the correct answer using the codes given below the lists:

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2020EnvironmentGS Paper I

The entire sequence of communities that successively change in a particular area are called

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2020EnvironmentGS Paper I

The movement of nutrient elements through the various components of an ecosystem is called

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2020EnvironmentGS Paper I

With reference to Eutrophication, which of the following statement(s) is/are correct?

1. It decreases dissolved oxygen of water.

2. It is a phenomenon of nutrient enrichment of a water body.

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2020EnvironmentGS Paper I

Arrange the following events in chronological order and select the correct answer from the codes given below :