Fact 1: Pesticides can cause pollution.

Fact 2: If thermal pollution is severe, then the entire aquatic ecosystem can be destroyed.

Given the two facts above, answer the question "Pesticides can cause what to be destroyed?" with the following options: 
- Plant growth is reduced
 - swamp vegetation
 - most organisms
 - important habitats
 - entire ecosystems
 - one celled organisms
 - harmful substances
 - genetic diversity


 

     entire ecosystems    