a
Decaying organic matter remains afloat.
b
Largest and medium size particles settle at the bottom.
c
Remains of decaying organic matter settles at the bottom.
d
Largest soil particles remain suspended in water.
Explanation
Correct Option
aVideo Explanation
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Walkins
2 months ago
A. Decaying organic matter remains afloat → partly true, but it’s not the main principle of sedimentation, which focuses on particle size.
C. Remains of decaying organic matter settle at the bottom → usually light and slow to settle; not generally true.
D. Largest soil particles remain suspended in water → false; they settle fastest.
Correct Answer: B. Largest and medium size particles settle at the bottom 
