Practice Appendages (5.1.3) - Theme A: Unity and Diversity - IB 11 Biology
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Practice Questions

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Question 1 Easy

What is the primary function of flagella in bacteria?

💡 Hint: Think about how bacteria move through liquids.

Question 2 Easy

What are pili primarily used for?

💡 Hint: Consider where bacteria need to adhere.

4 more questions available

Interactive Quizzes

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Question 1

What is the primary function of a flagellum?

A) Attachment to surfaces
B) DNA exchange
C) Movement

💡 Hint: Flagella act like a propeller.

Question 2

True or False: Fimbriae are specialized structures for DNA transfer in bacteria.

True
False

💡 Hint: Recall the difference between fimbriae and sex pili.

1 more question available

Challenge Problems

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Challenge 1 Hard

Analyze how the presence of flagella influences bacterial survival in aquatic versus terrestrial environments.

💡 Hint: Consider how mobility is advantageous in both environments.

Challenge 2 Hard

Discuss the evolutionary implications of the development of pili and flagella in bacteria.

💡 Hint: Think about historical pressures and how mobility and adherence play critical roles.

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