Question

About what percentage of land on the planet is set aside

as a preserve of some type?

a. 1 percent

b. 6 percent

c. 11 percent

d. 15 percent

Short answer

The correct option is (c).

Step-by-step solution

Step 1. Given information

The question enquires about the land on the planet is set aside as a preserve of some type.

Step 2. Description 

At the moment, 11% of the Earth's land surface is guarded in a certain way. The science of island biogeography has aided in the optimal design of preserves; however, preserves are constrained by political and economic influences.