HORTICULTURE

Detailed explanation-1: -Answer: Excessive use of fertilisers and pesticides in fields can lead to their seepage into the ground and mixing with ground water. They can also be washed away with rain and carried to water bodies, where they can contaminate the water and the aquatic animals, especially fish.

Detailed explanation-2: -It can also help you identify where you might need to take additional precautions. Every pesticide is toxic if the exposure level is high enough. Therefore, no pesticide is entirely safe. Safety is based on each individual’s level of risk tolerance and is subjective.