If less light falls on a pond surface:
Correct answer: B. The size of fish population becomes smaller
- A. The size of fishes becomes large
- B. The size of fish population becomes smaller
- C. The size of fish population is in no way connected with the amount of light falling on a pond
- D. Mutation will take place in fishes
Explanation
Reduced light lowers photosynthesis by aquatic plants and algae, reducing the food and oxygen base available to fish. The resulting carrying capacity can therefore support a smaller fish population.
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.
Related questions
5th June is celebrated as:
A biotic community comprises:
A branch of ecology which is concerned with the study of individual species at all stages of its life cycle in relation to environment is called:
A complex of several species and communities in various stages of succession maintained under similar climatic conditions is known as:
A crocodile had just eaten a lamb when a hawk saw the crocodile attacked it, and consumed it. The hawk is in ecological terms: