Question

Imagine there is a species-specific fishing regulation that mandates only adult fish of this species that are 75 cm or longer may be kept and shorter fish must be released. Based on your knowledge of natural selection, you would predict that the average length of the adult fish population will___________.

Answer 1

Answer:

The options

A) rapidly increase.

B) rapidly decline.

C) gradually increase.

D) gradually decline.

E) remain unchanged.

The CORRECT ANSWER IS D)

D) gradually decline.

Explanation:

It will decline gradually. The causative factor for the natural deterioration is not shown when only mature adults are kept. The most apparent and favourable use of slot limits. The average median is notably observed when younger ones experience natural deterioration, middle ones are plucked with the majority of the mature ones continuing to be preserved.

In situation where the longer ones are left in captivity slowly, they tend to show more caring capacity, while those who are not kept in captivity will continue heavily and results to a reduction in length, but gradually.