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Biology

Critical Thinking Questions

BiologyCritical Thinking Questions
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19.

Why did land plants lose some of the accessory pigments present in brown and red algae?

20.

What is the difference between extant and extinct?

21.

To an alga, what is the main advantage of producing drought-resistant structures?

22.

In areas where it rains often, mosses grow on roofs. How do mosses survive on roofs without soil?

23.

What are the three classes of bryophytes?

24.

How did the development of a vascular system contribute to the increase in size of plants?

25.

Which plant is considered the most advanced seedless vascular plant and why?

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