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Materials and Things

1.WHY HANDPIC...

Question

1.WHY HANDPICKING METHOD IS NOT USED IN GODOWNS TO REMOVE DIRT,STONE OR HUSK FROM THE GRAINS OF WHEAT AND RICE?

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Solution

Dear Student,
Handpicking Method is used when the large in size and small in quantity.
It is a very slow process and would require a large labour force since go-downs contain a large quantity of rice (in tonnes).

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Q. Which method is used to separate slightly larger impurities like pieces of dirt, stone, and husk from wheat, rice, or pulses?

The need for handpicking stones from rice is to remove the unwanted impurities.

Q. Read the story titled “WISE FARMER” and tick the correct option to complete the story.

A farmer was sad/happy to see his healthy wheat crop ready for harvest. He harvested the crops and left them under the sun/rain to dry the stalks. To separate the seeds from the bundles of the stalk he handpicked/threshed them. After gathering the seed grains he wanted to separate the stones and husk from it.

His wife winnowed/threshed them to separate the husk and later sieved/handpicked to remove stones from it. She ground the wheat grains and sieved/filtered the flour. The wise farmer and his wife got a good price for the flour. Can you tell why?

Handpicking stones from rice is a process of __________.

Q. Stones found among grains are separated by handpicking.

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