Biology EOC Review: Ecosystems

What percentage of the Biology EOC in North Carolina is focused on ecosystems?

• 10-15%

• 18-22%

• 25-30%

• 33-38%

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Which process do plants use to take in carbon dioxide?

• Photosynthesis

• Cellular respiration

• Fermentation

• Transpiration

Tags

NGSS.MS-LS1-6

What is the primary source of energy for all life on Earth?

• Atmospheric gases

• The Sun

• Water

• Soil nutrients

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Approximately how much energy is lost when moving up each trophic level?

• 70%

• 90%

• 50%

• 10%

Tags

NGSS.MS-LS2-3

What is the role of nitrogen-fixing bacteria in the nitrogen cycle?

• They convert nitrogen gas into usable forms for plants.

• They release nitrogen gas back into the atmosphere.

• They consume nitrogen from the soil.

• They protect plants from nitrogen overload.

Tags

NGSS.MS-LS2-3

Which of the following is an example of a heterotrophic organism?

• Humans

• Algae

• Mosses

• Ferns

Tags

NGSS.MS-LS2-3

What is a key difference between autotrophs and heterotrophs?

• Autotrophs require sunlight to survive, while heterotrophs do not.

• Autotrophs produce oxygen, while heterotrophs consume it.

• Autotrophs consume organic molecules, while heterotrophs produce them.

• Autotrophs can form their own food through photosynthesis, while heterotrophs cannot.

What is the primary reason for habitat destruction leading to species extinction?

• Global warming

• Invasive species

• Pollution

• Human population growth

Tags

NGSS.MS-ESS3-4

What is the main cause of global warming?

• Overfishing

• Deforestation

• Burning of fossil fuels

• Depletion of the ozone layer

Tags

NGSS.MS-ESS3-5

How do CFCs affect the ozone layer?

• They strengthen it.

• They cause it to expand.

• They create holes in it.

• They have no effect.