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Nama: Tahun:
Sila jawab soalan di bawah :
1. Apakah maksud pencemaran alam sekitar?
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2. Nyatakan jenis pencemaran alam.
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3. Berikan punca pencemaran udara.
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4. Apakah kesan buruk pencemaran sungai kepada manusia?
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5. Berikan langkah-langkah menjaga pencemaran sungai.
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