Question

Explain some harmful effects of agricultural practices on the environment.

Answer 1

Excessive use of fertilisers makes the soil barren . Insecticides and pesticides kill insects both harmful and beneficial hence causing an ecological imbalance Agriculture is one of the main reasons for deforestation

Answer 2

Following are the harmful effects of agricultural practices on the environment→

Soil degradation Extensive cropping causes loss of soil fertility. Also, over time it can lead to soil erosion and finally to desertification.

$\large\bf\pink{★}$Pollution

Use of synthetic fertilisers and pesticides leads to soil, water and air pollution. •

$\large\bf\pink{★}$Water shortage

Excess use of groundwater for agriculture lowers the water level. This results in acute water shortage at many places.

$\large\bf\pink{★}$Bio-magnification

The chemical pesticides, being non-biodegradable accumulate in organisms in increasing amounts at each trophic level.

$\large\bf\pink{★}$Deforestation

Indiscriminate cutting of trees for agriculture has resulted in loss of habitat for wildlife. Thus, it also causes damage to the natural ecosystem.