Sawaal
4
Q:

Which of the following is biodegradable?

A) Iron nails B) DDT
C) Silver foil D) Leather bags

Answer:   D) Leather bags



Explanation:

Biodegradable substances can be broken down into simpler, harmless substances in nature with due course of time by the biological process such as action of microbes. They can be recycled as a part of food chain.

 

Here, Leather bags are biodegradable.

Subject: General Science
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