Practice Plant Hormones (9.3.2) - Plant Biology - IB 12 Biology
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Plant Hormones

Practice - Plant Hormones

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the main function of auxins?

💡 Hint: Think about how plants respond to light.

Question 2 Easy

What do gibberellins stimulate?

💡 Hint: Consider what happens in seed germination.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What hormone is primarily responsible for causing cell elongation?

Auxins
Gibberellins
Cytokinins

💡 Hint: Think about how plants grow towards light.

Question 2

True or False: Abscisic acid promotes seed germination.

True
False

💡 Hint: What hormone promotes germination instead?

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Discuss how the balance of auxins and cytokinins can be manipulated in micropropagation techniques to achieve desired plant structures.

💡 Hint: Think about what each hormone does and how their ratios influence growth.

Challenge 2 Hard

Evaluate how environmental stress can impact hormone production, and discuss implications for agriculture.

💡 Hint: Consider the role of hormones in plant stress responses and how that affects overall growth.

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Reference links

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