Practice Homeostasis (3.3) - Theme D: Continuity and Change - IB 12 Sciences Biology
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Homeostasis

Practice - Homeostasis

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Practice Questions

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Question 1 Easy

Define homeostasis.

💡 Hint: Think about how our bodies respond to changes in temperature.

Question 2 Easy

What is the main difference between negative and positive feedback?

💡 Hint: Consider examples like temperature regulation and childbirth.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What process helps maintain a stable internal environment in organisms?

Homeostasis
Metabolism
Respiration

💡 Hint: Think about a common term used for this stability.

Question 2

True or False: Positive feedback is more common than negative feedback in biological systems.

True
False

💡 Hint: Consider the mechanisms that are critical for survival.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Consider how thermoregulation would be affected if a person moved to a significantly hotter climate. What physiological changes might occur?

💡 Hint: Think about the body's adaptive changes to environment.

Challenge 2 Hard

Analyze the impact of diabetes on blood glucose regulation. How does it demonstrate a failure in homeostasis?

💡 Hint: Consider how hormone levels affect glucose control in diabetes.

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