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प्रश्न
From the word puzzle given as figure. Find at least eight words which are ‘farmer’s friends’. Classify them into living and non-living.
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उत्तर
From the given puzzle, the farmer’s friends are:
Living Seed, Earthworm, Rhizobium, Microbes, Ox. Living components like seeds, microbes earthworm, etc., helps in growth of crops, enrichment of soil nutrients, etc. Microbes like Rhizobium fix the nitrogen in soil, earthworms loosens the soil.
Non-living Plough, Urea, NPK, Manure, Hoe. Non-living components support the living components and help in better yield of crops. Plough and the hoe are instruments used in ploughing and harvesting.
Manure and urea are used for enrichment of soil in nutrients.
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संबंधित प्रश्न
Match the items in column A with those in column B.
| A | B | ||
| (i) Kharif crops | (a) Food for cattle | ||
| (ii) Rabi crops | (b) Urea and super phosphate | ||
| (iii) Chemical fertilisers | (c) Animal excreta, cow dung urine and plant waste | ||
| (iv) Organic manure | (d) Wheat, gram, pea | ||
| (e) Paddy and maize |
Give two examples of kharif crop.
Put a tick mark (✓) against the correct alternative in the following statement:
Identify the Kharif crop:
What are Kharif crops ? Give the name of the most important cereal plant of such crops. Briefly describe any three methods for cultivation of Kharif crops.
Match the items in column A with those in column B.
| Column A | Column B |
| 1. Rice | (a) Fiber |
| 2. Bean | (b) Timber |
| 3. Cotton | (c) Malaria |
| 4. Deodar | (d) Cereal |
| 5. Cinchona | (e) Legume |
Give uses of Neem plants.
Define the term Agriculture.
Define the term Cash crops.
Unscramble the words related to crop production and its management and write in the boxes given beneath them.
Now, using the circled letters, form one word which is an activity carried out in fields, after maturation of crops.
______ is an ornamental crop.
