What do u mean by pollution Write two ways by which air pollution can be controlled What is biodegradable waste Write two ill-efects of water What is difference beetween star and planets What do we mean by solar system Write 2 types of movement of earth Write 2 types of pollution Write 2 planets of solar system Write 9 planets of solar system
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Any unwanted substance in our environment is termed as pollution.
use catalytic converter in vehicle.
Don't use crackers or any smoking substance.
the substances which are naturally consumes in environment.
Floods
stars twinkles planets do not
planets,stars,sun combines to form a solar system
mercury,mars ,earth,venus, Jupiter ,Saturn,platue,naptune,uranus.
use catalytic converter in vehicle.
Don't use crackers or any smoking substance.
the substances which are naturally consumes in environment.
Floods
stars twinkles planets do not
planets,stars,sun combines to form a solar system
mercury,mars ,earth,venus, Jupiter ,Saturn,platue,naptune,uranus.
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