NCERT Class VIII Science Solutions: Chapter 1-Crop Production and Management Part 1 (For CBSE, ICSE, IAS, NET, NRA 2023)
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Question 1:
Select the correct word from the following list and fill in the blanks.
float, water, crop, nutrients, preparation.
- The same kind of plants grown and cultivated on a large scale at a place is called ________.
- The first step before growing crops is ________ of the soil.
- Damaged seeds would ________ on top of water.
- For growing a crop, sufficient sunlight and ________ and ________ from the soil are essential.
Answer:
- The same kind of plants grown and cultivated on a large scale at a place is called crop.
- The first step before growing crops is preparation of the soil.
- Damaged seeds would float on top of water.
- For growing a crop, sufficient sunlight and water and nutrients from the soil are essential.
Question 2:
Match items in column A with those in column B.
A | B |
Kharif crops | Food for cattle |
Rabi crops | Urea and super phosphate |
Chemical fertilisers | Animal excreta, cow dung urine and plant waste |
Organic manure | Wheat, gram, pea |
Paddy and maize |
Answer:
A | B |
Kharif crops | Paddy and maize |
Rabi crops | Wheat, gram, pea |
Chemical fertilisers | Urea and super phosphate |
Organic manure | Animal excreta, cow dung urine and plant waste |
Question 3:
Give two examples of each.
- Kharif crop.
- Rabi crop.
Answer:
- Kharif crop: Paddy, maize, soybean, groundnut, cotton, etc.
- Rabi crop: Wheat, gram, pea, mustard, etc.