State PCS PYQPrelims 2022

UPPCS · Question 148

With reference to ecological niche, which of the following statements is/are correct? 1. It represents the range of conditions that it can tolerate, the resources it utilizes and its functional role in the ecological system. 2. Each species has a distinct niche. Select the correct answer from the code given below.

  1. Both 1 and 2
  2. Only 1
  3. Neither 1 nor 2
  4. Only 2
Show answer & explanation

Answer: (A) Both 1 and 2

Explanation

A niche is a species' functional role, tolerance range and resource use; no two species share an identical niche (Gause's principle).