Question

Read the statements given below.

(i) Seeds require moisture for germination.

(ii) Plants can absorb nutrients mostly in dissolved form.

(iii) Irrigation protects crops from both frost and hot air currents.

(iv) Irrigation improves soil texture.

Choose the combination of statements which indicate the need

to irrigate crops.

(a) i and ii (b) i, ii, iii

(c) i, ii, iii, iv (d) i and iii​

Answer 1

Seeds require moisture for germination. Plants can absorb nutrients mostly in dissolved form. Irrigation protects crops from both frost and hot air currents. Irrigation ........

Answer 2

The option which satisfies the need to irrigate the crops is (c) I, ii, iii, iv

Explanation:

• The process of watering the plants in order to supply the essential nutrients for the growth is called irrigation. It is a complex activity which if not checked can lead to the death of the plants.
• Moisture is one of the essential components of plant growth. The germination of seeds will happen only if the seeds are properly wetted.  
• Since heatwave is a major problem in a tropical country like India, we need a proper water supply to tackle this problem.  

To learn more:

In India why is the need for irrigation more prominent?  

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Name two economical methods of irrigation  

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