Practice Photoperiodism and Flowering - 9.4.3 | Plant Biology | IB 12 Biology
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Photoperiodism and Flowering

9.4.3 - Photoperiodism and Flowering

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What are short-day plants?

💡 Hint: Think about when they bloom in the year.

Question 2 Easy

What role do phytochromes play in plants?

💡 Hint: Consider them as the plant's light sensors.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is photoperiodism?

A. The flowering process of plants.
B. The response of plants to the relative lengths of light and dark periods.
C. The process by which plants photosynthesize.

💡 Hint: Think about how plants decide when to flower.

Question 2

True or False: Long-day plants flower when nights are longer than a critical length.

True
False

💡 Hint: Think about the criteria for long-day plants.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

A farmer notices that his long-day plants are not flowering as expected. What could be possible environmental changes affecting this outcome?

💡 Hint: Consider how different environmental factors might disrupt light exposure.

Challenge 2 Hard

Discuss how climate change might influence the flowering times of both short-day and long-day plants in a given region.

💡 Hint: Think about the role of seasons and daylight hours.

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