Here's the question bank on all the environmental studies topics.
In order to get more yield from his fields a farmer is growing paddy crops over and over again using excess of fertilizer and pesticides. This practice will make the soil of his fields
Concept:Fertilizers are the external nutrients added to the soil.They are made of chemicals.If inhaled by humans, it can cause serious harm.Explanation:If the same crop is grown over and over, the same nutrients will be needed.The soil will not get time to replenish itself. There will be a need for fertilizer to grow crops.If the practice continuous for a longer time, there will be no nutrients left in the soil.No crop will be able to grow in such soil.Thus, the practice will make soil ultimately unfit for growing any crop.
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