Some wastes stay in the environment for a longer duration because
A. they are non-biodegradable materials and decomposers cannot decompose them
B. they are biodegradable materials but decomposers do not act on these materials
C. these play role in maintaining ecological balance
D. these are recyclable
Answer:A
Some wastes stay in the environment for a longer duration because
A. they are non-biodegradable materials and decomposers cannot decompose them B. they are biodegradable materials but decomposers do not act on these materials C. these play role in maintaining ecological balance D. these are recyclable