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2 Points

Which role do fish ladders serve?

O

A. They allow fish farmers to raise certain kinds of fish.

O

B. They help some kinds of fish migrate past dam barriers.

O

C. They improve the nutritional value of some kinds of fish.

O

D. They help certain kinds of fish stay physically fit.

Answer :

emaikwuvictor

Answer:

B. They help some kinds of fish migrate past dam barriers.

Explanation:

Description

A fish ladder, also known as a fishway, fish pass or fish steps, is a structure on or around artificial and natural barriers (such as dams and waterfalls) so as to enhance diadromous fishes' natural migration as well as movements of potamodromous species.

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