"ENVIRONMENT AND ECOLOGY"

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 "ENVIRONMENT":-

All external conditions, factors, matter and energy living and non living that affect any living organism or other specified system.

"ECOLOGY":-

Biological science that studies the relationships between living organism and their environment; study of the structure and functions of the nature.

"OZONE LAYER[O3]"

Colorless and highly reactive gas and a major component of photochemical smog. Also found in the OZONE LAYER in the atmosphere and protect us from ultraviolet rays of the Sun 🌞.