Question

what are non biodegradable substances​

Answer 1

Answer:

Those substances which cannot be broken down by the activity of microorganisms .these substances go on concentrating at each trophic level of food chain .

Answer 2

Answer:

A Non-Biodegradable material can be defined as a kind of substance which cannot be broken down by natural organisms and acts as a source of pollution. Unlike biodegradable wastes, non-biodegradable cannot be easily handled. Other examples are cans, metals, and chemicals for agricultural and industrial purposes.