Question

1.a) Name the gas responsible for the depletion
of ozone.
b) What are biodegradable and
nonbiodegradable substances ?
Aithead​

Answer 1

Answer:

a. Human activities cause ozone depletion and global warming

1. Ozone depletion occurs when chlorofluorocarbons (CFCs) and halons—gases formerly found in aerosol spray cans and refrigerants—are released into the atmosphere (see details below).
2. b.Biodegradable material contains food waste like vegetable and fruit peels, dead plants and animals, egg shells, chicken, garden waste paper materials, etc. Non-biodegradable things include of plastics, polystyrene, plastic, metals, and aluminum cans, toxic chemicals, paints, tyres, etc.

Explanation:

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