Question

What are tropic levels.Write one advantage of biodegradable substance in environment?

Answer 1

1. Each level of the food chain is called trophic level.

2. i. Biodegradable substances can be decomposed easily by the act of microorganisms on them.

ii. These are eco-friendly.

Answer 2

Each step or level of the food chain forms a trophic level.

Advantages of biodegradable substance are-

1. They don't pollute the environment as compared to non- biodegradable as they can be decomposed.

2. If accidentally eaten by animals won't harm them unlike non- biodegradable substances.

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