Question

1. If the farmers does not have a fan available to use above method, what other good option he has?
a.can use threster.
ans —
b.winnowing can be done in the direction of wind .
ans—
c. heaps can be made in the field and separated by hand.
ans—
d.evaporation and sedimentation can be used .
ans—
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Answer 1

Answer:

1. If the farmers does not have a fan available to use above method, what other good option he has?

a.can use threster.

ans —

b.winnowing can be done in the direction of wind .

ans—

c. heaps can be made in the field and separated by hand.

ans—

d.evaporation and sedimentation can be used .

ans—

Answer 2

Answer:

Decantation and sedimentation can be used to separate solids from a liquid when the solid is heavier than the liquid and is insoluble in the liquid.