TPO29L1 Pedodiversity (Plant Ecology)



1.What does the professor mainly discuss?

A. Causes of soil diversity in old-growth forests

B. The results of a recent research study in a Michigan forest

C. The impact of pedodiversity on forest growth

D. How forest management affects soil diversity


2.According to the professor, in what way is the soil in forested areas generally different from soil in other areas?

A. In forested areas, the soil tends to be warmer and moister.

B. In forested areas, the chemistry of the soil changes more rapidly.

C. In forested areas, there is usually more variability in soil types.

D. In forested areas, there is generally more acid in the soil.


3.What does the professor suggest are the three main causes of pedodiversity in the old-growth hardwood forests she discusses? [Click on 3 answers.]

A. The uprooting of trees

B. The existence of gaps

C. Current forest-management practices

D. Diversity of tree species

E. Changes in climatic conditions


4.Why does the professor mention radiation from the Sun?

A. To point out why pits and mounds have soil with unusual properties

B. To indicate the reason some tree species thrive in Michigan while others do not

C. To give an example of a factor that cannot be reproduced in forest management

D. To help explain the effects of forest gaps on soil


5.Why does the professor consider pedodiversity an important field of research?

A. It has challenged fundamental ideas about plant ecology.

B. It has led to significant discoveries in other fields.

C. It has implications for forest management.

D. It is an area of study that is often misunderstood.


6.Why does the professor give the students an article to read?

A. To help them understand the relationship between forest dynamics and pedodiversity

B. To help them understand how to approach an assignment

C. To provide them with more information on pits and mounds

D. To provide them with more exposure to a controversial aspect of pedodiversity


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