Practice Control Groups (2.2) - Scientific Inquiry and Investigation (IB MYP)
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Control Groups

Practice - Control Groups

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is a control group?

💡 Hint: Think about what you would compare against the experimental group.

Question 2 Easy

Why is it important to have a control group?

💡 Hint: Consider the role of comparison in experiments.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the main purpose of a control group in an experiment?

To receive the treatment
To provide a baseline for comparison
To increase sample size

💡 Hint: Think about what would happen to an experiment without a baseline.

Question 2

True or False: A control group receives the experimental treatment.

True
False

💡 Hint: Remember the definition of a control group.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design an experiment to test the effect of different amounts of sunlight on plant growth, including control group and variable identification.

💡 Hint: Think about how to keep other variables like water and soil type constant.

Challenge 2 Hard

Discuss the implications of not having a control group in a clinical drug trial. What might the consequences be?

💡 Hint: Consider how people’s perceptions can affect outcomes in medicinal trials.

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Reference links

Supplementary resources to enhance your learning experience.