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hthiluu
2 năm trước
Cho 1 quần xã gồm các sinh vật sau: cỏ, thỏ, dê, chim ăn sâu, sâu hại thực vật, hổ, vsv, mèo rừng b, trong lưới thức ăn trên, sinh vật nào đóng vai trò quan trọng nhất? Tại sao?
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