Food and Agriculture Review

Pest populations that damage plants

• breed more slowly in hot climates.

• include only insects and small rodents

• attack wild plants with greater success than crops

• become resistant to pesticides via natural selection

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Plowing with machines, irrigating with drip systems, and _____ are all modern agricultural methods.

• A. using manure

• B. applying chemical fertilizers

• C. irrigating with ditches

• D. Both (A) and (B)

Drought, soil loss, and problems with food distribution in a region can cause

• Famine

• Erosion

• Yield

• Poverty

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NGSS.MS-ESS2-4

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Instead of using pesticides, biological pest control could be used to minimize destruction caused by pests. These alternative strategies include

•           repelling pests with naturally-produced chemicals

• coating plants with DDT

• relocating crops

• using other organisms to fight off pests

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NGSS.MS-ESS3-3

People in developing countries eat more ___________than people in developed countries.

• Fruits

• Grains

• Proteins

• Vegetables

Environmental effects of aquaculture include

• pollution of water sources

• infection of wild organisms

• depletion of the water supply

• nutrition of people

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NGSS.MS-ESS3-3

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A plot of land is used more efficiently when it is used to grow _________than when it supports ___________.

• rice, corn

• plants, animals

• fish, poultry

• soybeans, grains

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Negative effects of the green revolution include soil degradation as well as the overuse of water, _________, and fertilizers.

• grains

• pesticides

• crop varieties

• both grains and pesticides

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NGSS.MS-ESS3-3

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All of these are environmental problems associated with pesticide use in the U.S. except

• the ongoing application of DDT

• human health concerns

• death of non-pest species

• pesticide resistance

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Erosion is most likely when the soil is

• bare and exposed to wind and rain

• plowed along the contour of the land

• covered with grass

• held firmly by the roots of trees

Tags

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