Cycles review

When the nitrogen needs to be changed into a usable form for plants it is called...

• photosynthesis

• cellular respiration

• precipitation

• nitrogen fixation

Which cycle is shown?

• nitrogen

• water

• carbon

• photosynthesis

Tags

NGSS.MS-LS1-6

Producers are plants that take in which gas during the carbon cycle?

• oxygen

• carbon dioxide

• nitrogen

• carbon monoxide

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

what is in the soil that "fixes" nitrogen

• fossil fuels

• worms

• groundwater

• bacteria

Which of the following produces OXYGEN

• photosynthesis

• cellular respiration

• decaying plants or animals

• decomposer

What do plants get from animals?

• carbon dioxide
• oxygen
• sugar
• emotional support

How does carbon get from plants to animals?

• through food
• in the air
• through water
• Fedex

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

NGSS.MS-LS2-3

Which of the following is a resevoir or exchange pool for carbon?

• rocks
• ocean
• atmosphere
• all of these

What gas does burning things release into the atmosphere?

• oxygen
• carbon dioxide
• nitrogen
• diethylchlorofloromethane

What happens to carbon dioxide levels in the atmosphere when we burn fossil fuels?

• carbon dioxide levels in the atmosphere rise
• carbon dioxide levels in the atmosphere fall
• carbon dioxide levels in the atmosphere stay the same