4.6 Pesticides & Fertilizers
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Environmental Science Unit 4: Land Use & Human Impact 4. 4 I can explain the benefits and environmental impacts of pesticide and fertilizer use.
- 1.
![Farmers use pesticides because they - ProProfs]( "Farmers use pesticides because they")
Farmers use pesticides because they- A.
Add nutrients, like nitrogen and phosphorus, to the soil.
- B.
Make crops resistant to harmful bugs.
- C.
Provide a rich water supply to the crops.
- D.
Kill unwanted organisms that destroy crops.
- 2.
![Farmers use fertilizers because they - ProProfs]( "Farmers use fertilizers because they")
Farmers use fertilizers because they- A.
Add nutrients, like nitrogen and phosphorus, to the soil.
- B.
Make crops resistant to harmful bugs.
- C.
Provide a rich water supply to the crops.
- D.
Kill unwanted organisms that destroy crops.
- 3.Which of the following is NOT a negative consequence of chemical pesticide use?
- A.
They can pollute waterways.
- B.
They can threaten human health.
- C.
They can pollute the air.
- D.
They can lead to the evolution of pest resistance.
- 4.
- A.
The use of chemical fertilizers has increased soil fertility and increased crop yields.
- B.
Compost is a type of natural fertilizer made from decamped organic waste.
- C.
The use of fertilizer builds up resistance in harmful pests.
- D.
Using too much fertilizer can pollute waterways and lead to algae-blooms.
- 5.
- A.
Pests learn to fight off the effects of pesticide.
- B.
Pests learn to avoid plants with pesticide on them.
- C.
Pests with a natural resistance to the pesticide survive and reproduce, producing more resistant pests in the next generation.
- D.
The chemicals in pesticides lose their effectiveness after they leave the pesticide factory.
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