EDUCATION (CBSE/UGC NET)

Detailed explanation-1: -Fertilizers provide crops with essential nutrients like nitrogen, so that the crops grow bigger, faster, and produce more food. However, applying too much fertilizer can be a problem because it leads to the release of greenhouse gases and eutrophication.

Detailed explanation-2: -Hence iron is a nutrient that is not available in fertilizers.

Detailed explanation-3: -Nutrient pollution is the process where too many nutrients, mainly nitrogen and phosphorus, are added to bodies of water and can act like fertilizer, causing excessive growth of algae. Nutrients can run off of land in urban areas where lawn and garden fertilizers are used.

Detailed explanation-4: -The use of artificial and industrially-applied fertilizers has led to a number of environmental impacts, creating water pollution and Eutrophication caused by nutritional runoff, carbon and other emissions from fertilizer production and mining, and contamination and pollution of soil.