Question

what are pesticides why excessive use of pesticides causes damge to plant

Answer 1

Pesticides are the harmful chemicals which is used by farmers in order keep away the pests from the plants........ Since they are chemicals therefore excess of it causes damage to the plants!!

Answer 2

Dermal exposure happens when your skin is exposed to pesticides. This can cause irritation or burns. In more serious cases, your skin can absorb the pesticide into the body, causing other health effects. ... Humans can be exposed to pesticides by breathing it, getting it into their mouth, or absorbing it through the skinSome pesticides are more toxic to soil organisms than others. Some pesticides may break down quickly when applied to soils, while others may persist for longer periods. The type of soil and the type of pesticide can also affect pesticide persistenceSome pesticides are more toxic to soil organisms than others. Disinfectants to control germs and microbes such as bacteria and viruses. Fungicides to control fungal problems like molds, mildew, and rust. Herbicides to kill or inhibit the growth of unwanted plants, also known as weeds. Insecticides to controlPesticide safety. ... But pesticides can be hazardous. Whether they are man-made or naturally occurring, pesticides can harm people, pets, and the environment if not used carefully. Like many other chemical products, pesticides are toxic and can cause injury, like burns and poisoning