Practice Tropisms (9.3.3) - Plant Biology - IB 12 Biology
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Tropisms

Practice - Tropisms

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is phototropism?

💡 Hint: Think about how sunflowers behave.

Question 2 Easy

Which hormone is responsible for tropic responses?

💡 Hint: What has a name that starts with 'A'?

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is phototropism?

Growth towards light
Growth against gravity
Growth towards water

💡 Hint: Consider how sunflowers react during the daytime.

Question 2

Roots exhibit positive gravitropism.

True
False

💡 Hint: Which way do roots typically grow in soil?

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design an experiment to test the effect of light direction on the growth of a plant. What variables will you control, and what will you measure?

💡 Hint: Think about light as a variable affecting the plants.

Challenge 2 Hard

Explain how understanding tropisms can aid in agricultural practices.

💡 Hint: Consider how maximizing light can improve yields.

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Reference links

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