Apes

Which would NOT be a reason to use GM crops?

• Using GM crops can increase crop yields.

• Using GM crops can reduce use of insecticide sprays.

• Using GM crops may be able to feed more people faster.

• Using GM crops can increase pesticide resistance in pests.

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NGSS.HS-ETS1-3

NGSS.HS-LS3-2

Which of these is not an example of a commons?

• The air

• The ocean

• Privately owned farms

Clearcutting is

• A timber harvesting practice where all trees larger than 20 feet tall are cut harvested.

• When logging companies plant new saplings in an area bigger than 1 hectare.

• A timber harvesting practice where all of the trees in a given area are harvested at the same time.

• When forestry services clear out the underbrush in a given area.

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NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5

The cutting and burning of trees

• has no affect on the environment.

• releases carbon dioxide and contributes to climate change.

• is beneficial to ecosystems and animal habitats.

• reduces flooding and erosion.

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NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Between 1950 and 1990, wheat production in India in average pounds per acre more than tripled, which allowed India to meet its population's need for food. Which of the following best explains this change?

• The elimination of poverty in India's rural regions

• The use of genetically modified seeds

• The increase of microloan programs that provide farmers with credit

• The use of large farm tractors and combine harvesters

• The use of improved plant hybrids and agricultural chemicals.

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NGSS.MS-LS2-1

NGSS.MS-LS2-4

A high traffic area is likely to have what effect on soil?

• decrease in nutrients

• increased compaction

• increased aeration

• leaching

Tags

NGSS.MS-ESS3-4

When roots become saturated with water due to over-irrigation, it causes death in plant roots. This is called:

• salinization

• desertification

• agroforestry

• waterlogging

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NGSS.MS-LS1-5

NGSS.MS-LS2-1

This is the picture of __________ irrigation method

• A) Drip

• B) Sprinkle

• C) Surface

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NGSS.MS-ETS1-2

Which of the following is a positive outcome of tilling?

• reduced soil drainage

• increased soil erosion

• increased aeration

• decreased crop production

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS1-5

Which methods of irrigation is the least efficient with the highest rate of evaporation?

• spray irrigation

• drip irrigation

• furrow irrigation

• flood irrigation