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1.a pest is an organism that is commonly unwated in an environment, a pestacide is a genrally a chemical that is used to kill ths pests.

2. pestacids can be use to kill of bugs that eat many crops and other useful plants. which would be able to help people in the long run by being able to make more food and makeing it safer for. people to eat. Pestacides are also good because they can control the the population of pests in the person's household, so that the bugs wont eat or ruin someone's food. A con of pestacides is that if you have a small child, it could poison him/her and make him/her deathly ill. Also, pestacides harm the air we breathe. these Pestacids can also posion our water and kill off many organism that live in that water. also that water can make its way to people that could not only kill us or it could kill our pets and that we may give the water too.

3. Alternative to pestacides could be biological control which is when you introduce natural redators of the pests that owul not harm the enviornemtn