Question

The cutting and gathering of crop after it is matured is called X. After this, grains are separated from the crop by a process called Y. Z is the process of separating the hay and chaff from the grains.
Which of the following statements is/are correct regarding X, Y and Z?
a) Z is done with the help of wind in which grains along with husk is allowed to fall from a height.
b) X is done mechanically by combine and manually by plough and harrow.
c) X is the process known as threshing whereas Y is the process known as winnowing. d) Both (a) and (b).​

Answer 1

Answer:

Explanation:

Threshing Y

Answer 2

The correct statement regarding X, Y, and Z is (b) X is done mechanically by combine and manually by plough and harrow.

Explanation: The statement, b) X is done mechanically by combine and manually by plough and harrow is correct as:

• The process of cutting and gathering crops after they get matured is known as harvesting
• Harvesting can mechanically be done using combine harvesters, which are agricultural machines used for harvesting various types of crops.
• Manually harvesting can be done by using tools such as plough and harrow.
• The process of separating the grains from the crops is known as Threshing.
• Threshing can be done manually with the help of hands by hitting on the thems, and with the help of cattle.
• Harvesters can also be used for the process of thresing.
• The process of separating the hay and chaff from the grains is called winnowing.
• Winnowing is done with the help of the wind in which the grains along with the husk is allowed to get removed from a height.
• Therefore, (b) is the correct statement.