Question

can anyone give the examples of sieving ,winnowing, threshing,handpicking​

Answer 1

Answer:

1.Sieving-Draining the water from a pot of noodles.

2.Winnowing-use an air current on grain in order to blow away chaff.

3.Threshing-pebbles, broken grains and insects are separated from rice, wheat and pulses.

4.Handpicking-For separating the mixture of chillies and lady's finger.

Answer 2

Answer:

Example of seiving: Draining the water from a pot of noodles. Construction site: separating fine gravel from coarse gravel. In Laboratory using filter paper to separate a liquid and precipitate.

Example of winnowing: to use an air current on grain in order to blow away chaff, or to separate out the best specimens. When you blow on grains of rice to remove chaff, this is an example of a time when you winnow.

Example of threshing: By handpicking, pebbles, broken grains, and insects from rice, wheat, and pulses. For the separation of seeds from the harvested stalks, threshing is used.

Example of handpicking: If you want to separate black grapes from the mixture of black and green grapes, then you will simply pick black grapes using your hands from the mixture. ... Thus, we can define handpicking as the separation method in which components of a mixture can be separated by just picking them out by hands is called handpicking