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Homeostasis 5 mark benchmark

Last updated over 2 years ago

5 questions

Note from the author:

AQA GCSE Biology
4.5 Homeostasis

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Question 1

1.

Which of the following statements best describes Homeostasis?

A) Homeostasis is the process by which cells reproduce and divide to maintain a stable internal environment.

B) Homeostasis is the ability of an organism to adapt to changing environmental conditions. 

C) Homeostasis is the maintenance of a stable internal environment in response to external and internal changes (stimuli)

D) Homeostasis is the process of breaking down complex molecules into simpler ones for energy production.

Question 2

2.

What things are controlled in the human body?

A) Temperature regulation, digestion, and cell division.

B) Heart rate, blood pressure, and respiration.

C) Muscular movement, hormone secretion, and immune response.

D) All of the above.

Question 3

3.

What coordinates our body's systems to maintain homeostasis

Muscles

Brain and Spinal Cord (CNS)

Receptors

Effectors

Question 4

4.

What do all control systems include?

Receptors, Coordination centre, effector

Receptor, sensory glands, brain, spinal cord, muscle then glands

Stimulus, receptor, spinal cord, effector

Stimulus, receptors, spinal cord and brain, effector, detector

Question 5

5.

Why could a fever be fatal (deadly)?

Fever boosts immune function

High body temperature denatures enzymes

Fever kills immune cells

Fever doesn't affect the body