Physical Geography 101
Plants and Environment Study Guide

After the "Plants and Environment" lecture and readings you should be able to answer and discuss the following questions.

What is a plant?

When did life first evolve on Earth?

Where did life first evolve?

When did photosynthesis evolve?

What is photosynthesis?

What are metazoans?

Describe the evolutionary adaptations that were necessary for plants to migrate onto land.

What was unique about the Pennsylvanian Period in terms of atmospheric conditions?

When did grass evolve?

How do geographers classify vegetation?

What is the difference between a perennial and an annual plant?

What are the two factors that control the types of vegetation found in an area?

What is meant by water availability?

How does temperature control the rate at which biologic processes take place?

Describe the dangers of freezing to living organisms.