Practice Pollen Tube Formation (1.3.3.1) - Chapter 1: Reproduction

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9 questions

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Exercise
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6 sample questions

Question 1.
What is a pollen tube?
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It connects the pollen grain to the ovule.
Question 2.
What triggers pollen germination?
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Think about what plants need to grow.
3Question 3.
What initiates the formation of the pollen tube?
- Water absorption
- Nutrient depletion
- High temperatures
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Think about what a seed needs to sprout.
4Question 4.
True or False: Double fertilization results in the formation of a zygote and an ovule.
- True
- False
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Recall the two products of double fertilization.
Question 5.
Design an experiment to test how different environmental factors affect pollen tube growth in flowering plants.
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Consider what conditions are optimal for plant growth.
Question 6.
Discuss the evolutionary advantages of double fertilization over traditional fertilization methods in angiosperms.
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Think about how plants adapt to their environments.

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