Which one of the following is the best description of the term ‘ecosystem’?

[UPSC Civil Services Exam – 2015 Prelims]

(a) A community of organisms interacting with one another

(b) That part of the Earth which is inhabited by living organisms

(c) A community of organisms together with the environment in which they live

(d) The flora and fauna of a geographical area


Answer: (c)        

Explanation:

  • An ecosystem refers to the interplay between the biotic (living) and abiotic (nonliving) factors in a particular environment.
  • Examples of different types of ecosystems include those found on land, such as forests, grasslands, deserts, and tundras, as well as those in water, such as freshwater and marine ecosystems.

Consider the following statements:                                                                   The Parliament of India can place a particular law in the Ninth Schedule of the Constitution of India. The validity of a law placed in the Ninth Schedule cannot be examined by any court and no judgement can be made on it. Which of the statements given above is/are correct?

Consider the following statements:                                               

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Consider the following statements:                                                         The Parliament of India can place a particular law in the Ninth Schedule of the Constitution of India. The validity of a law placed in the Ninth Schedule cannot be examined by any court and no judgement can be made on it. Which of the statements given above is/are correct?

Consider the following statements:                                               

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