Class 8 science chapter 1 question 21-26

21. Question
Which is the first step in the cultivation of a crop?
Answer
The preparation of soil is the first step in the cultivation of a crop.
22. Question
For what purpose is a hoe used?
Answer
It is a simple tool which is used for removing weeds and for loosening
the soil.
23. Question
Name the implement used in sowing.
Answer
The implement used for sowing is seed drill.
24. Question
Name the practice used for cultivating paddy.
Answer
The practice used for cultivating paddy is transplantation.
25. Question
Name the two types of substances which are added two the ϐields by the
farmers to maintain the fertility of soil.
Answer
Manure and fertilizers are added to the ϐields by the farmers to
maintain the fertility of soil.
26. Question
Some grass is growing in a wheat ϐield. What will it be known as?
Answer
These grass is known as weed.

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