Question

Explain your answers, please.

Fire is a common occurrence in prairie grasslands. What do you think would happen to a grassland area if fire were excluded for many decades?

A. some trees would slowly begin to appear.

B. there would be no change.

C. it would become a desert.

D. it would slowly turn into a tropical rainforest

If you examine plant life in a very arid place like deathvalley, you may find some herbaceous desert plants that do not have any anatomical features for water conservation. How would you expect this as someone who has studied botany?

A. they absorb moisture from the atmosphere during night

B. they can grow with very little available water.

C. they can exist and grow for long periods on stored water.

D. they complete life cycle within the short time there is sufficient moisture.

E. they use crassulacean acid metabolism pathway

Which of the following is a difference between a prairie grassland and a savanna grassland?

A. Prairie soils are rich in nutrients
B. Savannas have provided some of the most productive agricultural lands.
C. Prairies support an immense population of animals.
D. Savannas have scattered tall trees