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4. จากภาพระบบนิเวศในขอ 2 ใหเขียนการถายทอดพลังงานแบบสายใยอาหาร
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5. ใหเลือกอธิบายวัฎจักรของสารที่เกิดขึ้นในระบบนิเวศนี้ มา 1 วัฎจักร
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6. นักศึกษาจะมีวิธีดูแลรักษาระบบนิเวศนี้ใหมีความสมดุลคงอยูตลอดไปไดอยางไร
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วิทยาศาสตร์ ระดับมัธยมศึกษาตอนต้น : พว21001 119
ส�ำนักงำน กศน.จังหวัดกำฬสินธุ์
