Practice Homeostasis - 3.3 | Theme D: Continuity and Change | IB Grade-12 Biology
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

Define homeostasis.

πŸ’‘ Hint: Think about how our bodies respond to changes in temperature.

Question 2

Easy

What is the main difference between negative and positive feedback?

πŸ’‘ Hint: Consider examples like temperature regulation and childbirth.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What process helps maintain a stable internal environment in organisms?

  • Homeostasis
  • Metabolism
  • Respiration

πŸ’‘ 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

πŸ’‘ Hint: Consider the mechanisms that are critical for survival.

Solve 2 more questions and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

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

πŸ’‘ Hint: Think about the body's adaptive changes to environment.

Question 2

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

πŸ’‘ Hint: Consider how hormone levels affect glucose control in diabetes.

Challenge and get performance evaluation