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

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8 questions

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4 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is a control group?
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Think about what you would compare against the experimental group.
Question 2.
Why is it important to have a control group?
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Consider the role of comparison in experiments.
3Question 3.
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
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Think about what would happen to an experiment without a baseline.
4Question 4.
True or False: A control group receives the experimental treatment.
- True
- False
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Remember the definition of a control group.
Question 5.
Design an experiment to test the effect of different amounts of sunlight on plant growth, including control group and variable identification.
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Think about how to keep other variables like water and soil type constant.
Question 6.
Discuss the implications of not having a control group in a clinical drug trial. What might the consequences be?
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Consider how people’s perceptions can affect outcomes in medicinal trials.

4 more questions in this section. Enroll free to practise them all.