Question

4. Give reasons for the following:
(a) Excess water supply can damage crops.
(b) Grains are not stored without sun-drying.
(c) Overuse of pesticides should be avoided.​

Answer 1

Answer:

• Excess water supply can damage crops because it causes watet logging and soil may be ill drained and causes harmful effect.
• if we don't store grains in the presence of sun....insect can harm the grains
• if we overuse pesticides it may reduce the soil fertility and contaminate underground water.

Answer 2

Explanation:

Heya!

Here is your answer

Option a.

Excess water can definitely cause damage to the crops as they can cause water logging in between them which can cause them fungal infections reducing the quality of the crop.

Option b.

Sun drying is an important process all grains need to go through. Sun drying helps the excess moisture in the grain to evaporate and can also prevent them for any bacterial infections.

Option c.

Pesticides should not be overly used because they contain a high amount of chemicals which can harm the crop. These chemicals if used properly can increase the quality of the crop but the overuse and damage it.