CARBON CYCLE (79% MAX)

What is a macromolecule?

• A small molecule that forms by ionic bonds

• A large molecule that forms by polymerization

• A molecule that forms by hydrogen bonding

• A molecule that forms by metallic bonding

Which element is found in all macromolecules necessary for life?

• Oxygen

• Hydrogen

• Nitrogen

• Carbon

Tags

NGSS.HS-LS1-6

How do plants obtain carbon?

• By eating other organisms

• Through photosynthesis

• By absorbing nitrogen

• Through respiration

Tags

NGSS.HS-LS2-5

What is the relationship between carbon dioxide levels and global temperatures according to the text?

• As carbon dioxide decreases, global temperatures increase.

• As carbon dioxide increases, global temperatures decrease.

• As carbon dioxide increases, global temperatures increase.

• There is no relationship between carbon dioxide and global temperatures.

Tags

NGSS.HS-ESS2-6

What role do trees play in the carbon cycle as mentioned in the text?

• They release carbon during photosynthesis.

• They trap carbon during photosynthesis.

• They convert carbon into nitrogen.

• They have no role in the carbon cycle.

Tags

NGSS.HS-ESS2-6

NGSS.HS-LS2-5