Irrigation, animal grazing, & pesticides on Ecosystems

Name to purpose of agriculture (Choose the BEST answer)

• developed to serve food to people

• developed to grow food to people

• developed to grow and supply food to people

Check all that are true for present day agriculture

• Food crops are shrinking and food supply is limited

• increases in food have helped populations grow

• as population grows, so does the need for space to grow more food

• global warming has future impacts on food growing

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NGSS.MS-ESS3-4

As greenhouse gases increase and the planet warms ...

• there has been an increase in droughts and heavy rains

• crops flourish and produce much more food

• amount of land to cultivate increases

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NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

NGSS.MS-ESS3-5

True or False - Farmers often use methods that are not sustainable.

(a)  

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NGSS.MS-LS2-5

Irrigations are systems that serve for:

• the process of clearing the land to make more space for crops

• the process of adding nutrients into the soil

• the process of watering crops through pipes, canals and sprinklers

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NGSS.MS-ESS2-4

NGSS.MS-LS1-5

Which are consequences to using irrigation systems? Check all that apply

• overwatering and flooding of non-agricultural areas

• cause flooding that creates soil conditions that poison plant roots

• draining water out of rivers and underground water systems

• draining water out of rivers and underground water systems

• soils in some areas can become more rich in nutrients

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NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5

True or False: Heavy irrigation can cause heavy rainfall, or affect rainfall thousands of miles away from irrigated areas.

• True

• False

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NGSS.MS-ESS3-4

Two of the greenhouse gases released by livestock (grazing animals) are:

(a)  

True or False: Grazing animals often over graze and damage grass roots so that grasses can not regrow back

• True

• False

Tags

NGSS.MS-LS2-1

Due to animals grazing near water systems, the end result can be ...

(a)