Question 4
The term used for the process of separation of grains from the chaff is called

(a) sieving
(b) threshing
(c) winnowing
(d) hand picking

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Solution

(b) threshing

Threshing is part of the harvesting process. It involves separating the grains from the straw either by impact, friction or by combing action.

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Similar questions

What is winnowing, sieving, threshing, hand picking

The term used for the process of seperation of grains from chaff is threshing whereas winnowing does the same task. So why is it that the term used is threshing and not winnowing?

Question 6

While preparing chapatis, Paheli found that the flour to be used was mixed with wheat grains. Which out of the following is the most suitable method to separate the grains from the flour?

(a) Threshing

(b) Sieving

(d) Filtration

Q. Define the following with an example:
(i) Hand-picking
(ii) Winnowing
(iii) Threshing
(iv) Sieving

Q. Match the following:-

	List I		List I
I.	Winnowing	A.	Irrigation
II.	Threshing	B.	Hoe
III.	Drip system	C.	Separation of grain and chaff
IV.	Weeds	D.	Separation of seeds and chaff

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Threshing

Standard VIII Biology

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Question 4 The term used for the process of separation of grains from the chaff is called (a) sieving (b) threshing (c) winnowing (d) hand picking

(b) threshing Threshing is part of the harvesting process. It involves separating the grains from the straw either by impact, friction or by combing action.​ ​​​​​​

Question 4
The term used for the process of separation of grains from the chaff is called

(a) sieving
(b) threshing
(c) winnowing
(d) hand picking

(b) threshing

Threshing is part of the harvesting process. It involves separating the grains from the straw either by impact, friction or by combing action.