Q. Consider the following statements:
1.The gradual and fairly predictable change in the species composition of a given area is called ecological succession.
2.The entire sequence of communities that successively change in each area are called sere(s).
Which of the statements given above is/are correct?
Answer: C
Notes:
Explanation: The gradual and predictable change in the species composition of a given area is called ecological succession.
- During succession some species colonize an area, and their population becomes more numerous whereas populations of other species decline and even disappear.
- The entire sequence of communities that successively change in each area are called sere(s).
Source: NCERT
