Biology 8461: Homeostasis and Response Topical Past Paper Questions
AQA GCSE Biology (8461) past-paper questions on Homeostasis and Response, free. This topic is frequently examined across 7 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
Conditions inside and outside of the human body often change. Homeostasis helps the human body to survive changing conditions. 1 Explain what is meant by the term ‘homeostasis’. [2 marks] The kidneys have an important role in homeostasis. 2) Describe what happens to glucose, prot…
Homeostasis is the regulation of the body's internal conditions. Many internal conditions are controlled by hormones. Homeostasis works by negative feedback control. 1 Figure 8 shows how the concentration of substance Q in the blood is controlled by negative feedback. Figure 8 Ex…
An echidna is a mammal that lives in Australia. Figure 10 shows an echidna. Figure 10 Figure 11 shows how the body temperature of the echidna varies in warm weather and in cold weather. Figure 11 Figure 12 shows how human body temperature varies. Figure 12 1 Compare the variation…
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