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UPSC CAPF AC Paper - I
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The term 'ecology' was first used by

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Important Questions on Environment & Ecology

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UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 6 - Environment & Ecology>Exercise 1>Q 15
What is the term applied to evolution of vegetation so that it becomes increasingly adapted to its environment?
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UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 6 - Environment & Ecology>Exercise 1>Q 16
What is a complex of vegetation called when it undergoes no further change unless the climate changes perceptibly?
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UPSC CAPF AC Paper - I
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14000+ Objective Questions General Studies>Chapter 6 - Environment & Ecology>Exercise 1>Q 17
What is the term applied to the process of successive replacement of existing plant communities as the vegetation-environment interaction modifies the environment making it more suitable for new communities?
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UPSC CAPF AC Paper - I
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14000+ Objective Questions General Studies>Chapter 6 - Environment & Ecology>Exercise 1>Q 18
A term biotype means
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UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 6 - Environment & Ecology>Exercise 1>Q 19
In a chain of communities in a succession, each community is a
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UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 6 - Environment & Ecology>Exercise 1>Q 20

Which of the following two criteria have to be met in order to qualify as a 'biodiversity hotspot' on the world hotspots map?

1. The region must contain at least 0.5 percent or 1500 species of vascular plants as endemic species.

2. The region has to have lost at least 70 percent of its primary vegetation.

Select the correct answer using the following Code:

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UPSC CAPF AC Paper - I
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14000+ Objective Questions General Studies>Chapter 6 - Environment & Ecology>Exercise 1>Q 22

With reference to a freshwater lake, consider the following characteristics

1. Richness in nutrients.

2. Rapid turnover of phytoplankton.

3. Depletion of dissolved oxygen.

Which of the above is/are observed in a lake alter its eutrophication?

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UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 6 - Environment & Ecology>Exercise 1>Q 94
Which one of the following terms describe not only the physical space occupied by an organism, but also its functional role in the community of organisms?