anyone tell me which questions is important in ch14 natural resources class 9
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☘ cycles ( oxygen, nitrogen, carbon)
☘ what is pollution? it's causes and controls.
☘ What do u mean by natural resources?
☘ what is pollution? it's causes and controls.
☘ What do u mean by natural resources?
ayan3715:
thank u so much
yup
..
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