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science - Page Text Content

BC: we should all try to decrease the amount of using pesticides each time | it could help the environment stay healthy | ANNA CHOW 7R

FC: science pesticides | ANNA CHOW

1: pesticide :a type of substance used for destroying harmful bacterias for animals and plants. | insecticides and herbicides are a type of pesticides.

2: PRO'S AND CONS | pros ; crops and plants are save from harmful bacterias | cons; may damage the environment | cons; humans can can also be infected and could get diseases | pros; there will be no more diseases

3: how does pesticides work ? | - pesticides are chemicals that take away unwanted plants or fungi | - different types of pesticides work differently | - farmers use herbicides to control their weed | -the main goal for the pesticide is to kill the pest

4: what are some of the short term effects? | - most pesticides have chemicals in them and can be dangerous to humans, animals and the environment | humans may catch the disease | it can cause dizziness, lightheaded,confused , diarrhea ,weak ,headache,vomiting and many more

5: What are some long term affects ? | some long term affects are :death , cancer, unconsciousness ,asthma , birth effects , memory disorder,digestive problems,and many more

6: many lakes,rivers and streams are contained with pesticide residues. These are chemicals from pesticides | it is difficult to avoid pesticides from inflowing our water supply | percolation leaks through ground and enter through a water supply | pesticide info

7: leaching is a process of pesticides in water that cause harmful damage to the environment | many fruits and vegetables may contain pesticide residues in them . | many plants and animals are decreasing in numbers each time

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  • By: anna c.
  • Joined: about 6 years ago
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  • Title: science
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  • Published: almost 6 years ago