Which of the following would be a limiting factor affecting the panda population of china?
a- capture of some pandas for placement in zoos
b- laws protecting habitat destruction
c- programs that educate people about endangered species
d- a disease that kills bamboo plants

D

Explanation:

A limiting factor is an environmental condition or resource whose change has an influence on the size of the population of a species or community.  In this case bamboo are a source of food for Pandas. A disease that reduces the number of bamboo trees in ecosystem causes the subsequent reduction of Panda population becasue there wil be less food and increased competition for the resource.

affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.