How pesticides harm soil and water pollution?

Pesticides are those substances that are used to control or kill various pests like, insects, fungi, or plants. 

Spraying of pesticides is harmful to soil and water because pesticides are hazardous chemicals, can poison or contaminate the land, water, air, food crops, and domestic animals, by mixing the unabsorbed residues in water and soil.

[Extra information:

Pesticides can cause two types of health effects -

1. Acute adverse effects- This occurs in the short term.

Examples- blindness, stinging eyes, dizziness, rashes, blisters, nausea, and diarrhea.

2. Chronic adverse effects- This occurs after months or years of exposure. 

Examples- Cancers, birth defects, nervous system, the reproductive system, immunotoxicity, and disruption of the endocrine system.]