Knowledge Check #6 - 6th Per

What is a direct environmental impact of clearcutting?

• Increased soil erosion

• Increased biodiversity

• Decreased atmospheric CO₂ levels

• Lower water temperatures in nearby streams

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Which of the following is NOT a characteristic of the Green Revolution?

• Use of genetically modified organisms (GMOs)

• Mechanization of farming

• Expansion of organic farming practices

• Increased use of synthetic fertilizers

Tags

NGSS.HS-LS2-7

Which of the following is NOT an effect of slash-and-burn agriculture?

• Loss of habitat

• Decreased water temperatures

• Increased atmospheric CO₂

• Soil erosion

Tags

NGSS.MS-LS2-4

What is the primary environmental concern with excessive pesticide use?

• Lack of eutrophication

• Pesticide resistance in pests

• Reduced greenhouse gas emissions

• The intended crops get a disease

Tags

NGSS.HS-LS2-6

NGSS.HS-LS2-7

What is a benefit of free-range grazing compared to CAFOs?

• It increases water pollution

• It requires less land for the farmers to use

• It reduces antibiotic use and excess waste

• It is more cost-effective for farmers

Tags

NGSS.MS-LS2-5

What is the reclamation in mining?

• The process of recontouring/fixing land after mining

• The horizontal drilling used in mining that is very dangerous

• The process of removing the waste rock and soil to access an ore deposit

• The chemical process used to refine metals that ensures the metal won't dissolve

Tags

NGSS.HS-ESS3-4

NGSS.HS-ETS1-3

How does bottom trawling affect marine ecosystems?

• Leaves litter in the ocean from rope debris

• Improves fish biodiversity

• Decreases sediment pollution

• Destroys ocean floor habitats and increases bycatch

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Bonus: Which indoor air pollutant tends to be found in the insulation of old homes?

• Asbestos

• NOx

• CO

• Radon

Which is NOT an example of Tragedy of the Commons

• Overfishing in the ocean

• Overfishing in Farmer Jane's private lake

• Discarding plastic waste in the ocean

• Cutting down a huge number of trees in national forest

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-5

What is bycatch, and why is it a concern in fisheries management?

• The intentional catch of target fish species, which is time consuming.

• The use of selective fishing gear to catch specific types of fish.

• The unintentional catch of non-target species, which can lead to ecological imbalance.

• A type of sustainable fishing technique, it is costly.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS2-5