Author Question: Which of the following are considered to be heavy metals that can contaminate soils and the food ... (Read 45 times)

cnetterville · **on:** Jul 22, 2018

Which of the following are considered to be heavy metals that can contaminate soils and the food chain?

A) lead
B) copper
C) zinc
D) cadmium
E) all of the above

Question 2

of contaminated soil involves the use of ________ to ameliorate the soil pollution.

A) organic solvents
B) soil microorganisms
C) photo-decomposition
D) incineration
E) binding chemicals