GCSE Biology – Bioenergetics – 2 – Exam Style Questions with Answers

Some athletes use anabolic steroids to improve performance.

Anabolic steroids increase ______

One of the reasons for breathing is to get rid of carbon dioxide from your body. Choose words from the list to complete the sentences below about how your body does this.

Carbon dioxide gets out of your body from your ________

The carbon dioxide is carried to this part of your body by your ______.

The man uses energy as he walks along. Energy is released in the cells in his body.

What name is given to this process which occurs in his cells?

Anaerobic respiration can occur when an athlete does vigorous exercise.

This is because there is not enough ________ in the body.

The product of anaerobic respiration is  __________.

The muscles need energy during exercise.

The substance stored in the muscles and used during exercise is _________.

The athlete's sense organs contain special cells. These special cells detect changes in the environment.

Which cells detect changes in the environment?