Вопросы к Ecosystem effects

 

Ответьте на вопросы.

1.               Can soil contaminants cause deleterious consequences for ecosystems?

2.               How can the changes be observed in a given soil environment?

3.               Can soil contaminants cause alteration of metabolism of microorganisms and other residents?

4.               Can species eradication in lower pyramid level cause consequences for upper pyramid species?

5.               Do soil contaminants become more concentrated for each consuming rung of the food chain?

6.               Can contaminant concentration reduce crop?

7.               How can you explain the secondary soil contaminants?