Question

10 substances which can be separated by handpicking and seiving and magnetic separation

Answer 1

HANDPICKING
1 rice and rock
2 pulse and rocks
3 pea and rocks
4 nuts and rocks
5 chna and rocks
6 Wheat and insects
7 Lice from hair
8 barley and insects
9 corn and insects
10 maize and insects


SEIVING
1 tea and tea leaves
2 milk and insect
3 mud and lumps
4 flour from bran (chokar)
5 chalk powder from flour
6 water filteration
7 cofee filter
8 Viruses from bacteria
9 juice strainer to remove pulp of fruit
10 fine gravel from coarse gravel


MAGNETIC SEPARATION
1 iron filling from dirt
2 magnetic statues lifting from water
3 magnetic substances seperation through a magnetic stick ftom dirt slums
and etc ......