Moderate
Causes of plant succession are:
Correct answer: C. Both (a) & (b)
- A. Environmental changes produced as a result of reaction to the community become favorable for new species of plants
- B. Physiographic factors produce change in the habitat like flooding of plains, soil erosion, change in temperature, rain etc.
- C. Both (a) & (b)
- D. None of these
Explanation
Succession may result from changes caused by the existing community, as well as external physiographic changes such as flooding, erosion, temperature and rainfall shifts. Therefore both listed causes are valid.
Last updated
Practise Forest Ecology
837 free Forest Ecology MCQs from Forestry, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Forestry questions like this
Forestry is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.