Question

As a part of the nitrogen cycle, fish contribute nitrogen to their environment by doing which of the following?

Producing waste

Eating plants

Drinking water

Breathing air

Answer 1

The answer is Producing waste

Answer 2

Fish and any other animals contribute to the nitrogen cycle by eating plants. Fish eat either plants or animals that eat plants and then create waste. The waste is called Ammonia, which can also be caused by the decaying of organisms.