APES Unit 5 part 1

Which of the following methods could be used to reduce erosion in strip minning of coal?

• Only remove the low grade ore

• Increase use of open pit mining instead

• Replant vegetation after mining.

• Increase water use for mining purpose

Tags

NGSS.MS-ESS3-3

NGSS.MS-ETS1-1

Reclamation is the process of

• Removing coal from a subsurface seam

• Extracting ore minerals from gangue minerals

• Returning land to its original or better condition

• Protecting the habitats of local wildlife

Tags

NGSS.MS-ESS3-3

NGSS.MS-ETS1-1

Ore leftovers after valuable minerals have been removed

• tailings

• smelting piles

• extraction heap

• gravel

A person’s ecological footprint is

• (a) the land that a person lives on.

• (b) the amount of carbon dioxide a person contributes to climate change.

• (c) the land required to produce a person’s food.

• (d) the land needed to support all of a person’s activities.

• (e) the amount of fossil fuel a person uses.

Tags

NGSS.MS-ESS3-4

Farming that depends on hand tools and natural fertilizers and lacks large-scale irrigation.

• interplanting

• conservation tillage

• subsidence

• low input

Growing two different crops in an area at the same time is called

• crop rotation

• agroforestry

• intercropping

• terracing

Tags

NGSS.MS-LS2-5

Planting a field with different crops from year to year

• industrial agriculture

• crop rotation

• conservation tillage

• alley cropping

Tags

NGSS.MS-LS2-5

NGSS.MS-LS2-4

NGSS.MS-LS2-3

• Terracing

• Alley Cropping

• Crop Rotation

• Contour Farming

Tags

NGSS.MS-LS2-5

NGSS.MS-LS2-3

Agriculture carried out for survival

• Agroforestry

• Subsistence

• Monoculture

• Plantation

• Interplanting

• Agroforestry

• Terracing

• Contour Farming

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-3