Question

use of fertilizers decrease the yield of crop true /false ​

Answer 1

Answer:

true

Explanation:

fertilizers are made up of chemical which harms the productivity of the crop in this way fertilizer decrease the yield of crop

Answer 2

Use of fertilizers decrease the yield of crop true

Explanation:

• The main purpose of using fertilizers are to increase the yielding of the crops.
• When fertilizers are used, they enable the plants to grow as a faster rate and enhance the quantity of yields obtained from those plants.
• But, using too much of fertilizers will harm the fertility of the soil.
• As there is an increase in the population growth, there is a necessity of more food production and so the usage of fertilizers also increases.
• Using fertilizers to a greater extent results in eutrophication and also causes water pollution.
• The sunlight will be blocked due to the over growth of algae because of the presence of the mineral ions.

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A farmer was using lot of fertilizers for the improvement of his produce from the field. List any two harmful effects of fertilizers on environment. How will you convince him to restrict the use of fertilizers?

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