7.3 Check

What is released as a waste product during cellular respiration?

• Oxygen

• Nitrogen

• Carbon Dioxide

• Hydrogen

What do plants and animals give off during respiration?

• Oxygen

• Water

• Carbon dioxide

• Nitrogen

Why is the carbon-dioxide - oxygen cycle necessary?

• For plant growth

• For all life on earth

• For water purification

• For soil formation

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What process do animals use to release carbon dioxide?

• Photosynthesis

• Respiration

• Decomposition

• Fermentation

What happens to carbon when plants are eaten by animals?

• It is released into the air

• It is stored in animal tissues

• It is turned into oxygen

• It disappears

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

NGSS.MS-LS2-3

What do plants release into the air?

• Carbon dioxide

• Oxygen

• Nitrogen

• Hydrogen

Tags

NGSS.MS-LS1-6

What do plants absorb during photosynthesis?

• Oxygen

• Carbon dioxide

• Nitrogen

• Hydrogen

Tags

NGSS.MS-LS1-6

Through which part of the plant does oxygen leave?

• Roots

• Stomata

• Flowers

• Stem

Tags

NGSS.MS-LS1-6

What affects the opening and closing of the stomata in plants?

• Amount of light and water

• Amount of soil and air

• Amount of nutrients and minerals

• Amount of temperature and humidity

Tags

NGSS.MS-LS1-5

What is the main purpose of stomata in plants?

• To produce seeds

• To exchange gases

• To store food

• To grow roots

Tags

NGSS.MS-LS1-6