Q4. Write a paragraph in your own words on each of the following.
(a) Preparation of soil (b) Sowing
(c) Weeding (d) Threshing
(a) Preparation of soil- It is the first step before growing a crop.
It is one of the most important tasks in agriculture is to turn the soil and loosen it. With the help of this step, roots can penetrate deep into the soil;
When the root goes deep into the soil, the loose soil allows the roots to breathe easily.
The process of loosening and turning of the soil is called tilling or ploughing.
(b) Sowing:- Sowing is the most important process in crop production in which seeds are putting into the soil.
Before sowing, it is most important that seeds are of good quality, clean and healthy.
A funnel is a traditional tool which is used for sowing seed.
Nowadays, “seed drill” is used for showing seed with the help of tractors.
This sows the seeds uniformly at equal distance and depth.
(c) Weeding:- In a field, many other undesirable plants may grow naturally along with the crop which is called weeds.
The process of removal of weeds is called weeding. It is necessary because weeds affect the growth of plants.
(d) Threshing- The process of separation of the grains from the chaff is called threshing.
This process is carried out with the help of a machine called thresher.