Question

Activity Method used
separation
1 Removing stones
from grains
2 Husk of wheat
3 Tea leaf from tea
4 Grains from stalk​

Answer 1

Answer:

1- hand picking

2- winnowing

3- sieving

4- threshing

Answer 2

Answer:

1). by hand picking

2). by winnowing

3). by filteration

4) by threshing

Explanation:

2) Husk means dry outer covering of a seed. Winnowing means blow a current of air through (grain) in order to remove the chaff or husk.

3) We used to separate tes leaf from tea by filtration because tea is liquid and tea leaf is solid. So, we take strainer and strain it. You see that tea leaves left behind in strainer and we found tea in container

4) The process that is used to separate grain from stalks is threshing. In this process, the stalks are beaten to free the grain seeds.