CO2 Cycle

Oxygen is a gas produced by _ and used by _

• plants and animals

• photosynthesis and carbon dioxide

• animals and plants

• carbon dioxide and photosynthesis

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

All of the carbon in existence is continually recycled in the carbon cycle

• True
• False

Tags

NGSS.MS-LS2-3

NGSS.MS-ESS2-1

Which of the following removes carbon from the atmosphere?

• Combustion
• Respiration
• Photosynthesis
• Death

Tags

NGSS.MS-LS1-6

Organisms that do not decompose can be buried and become what?

• water
• nutrients
• air
• fossil fuels

Tags

NGSS.MS-ESS3-1

NGSS.MS-LS4-1

Plants use ____________ to make their own food

• Water

• Sunlight

• Carbon dioxide

• All of these

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Through the process of photosynthesis, plants pull CO₂ from the air to make plant food for themselves.

• True

• False

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

How do animals get carbon?

• By eating plants and or other animals.

• They absorb it from the atmosphere.

• From the ground

• They do not get carbon from anywhere.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

When humans EXHALE, we release __________________.

• Oxygen

• Carbon Dioxide

• Nitrogen

• Water

Which of the following are fossil fuels?

• Coal, water, oil

• Oxygen, coal, oil

• Coal, Oil, Natural Gas

• None of the above

Where can you find carbon?

• Only in Earth's atmosphere

• Inside all water molecules

• Inside the sun

• Inside every living thing on Earth

Tags

NGSS.MS-LS2-3

NGSS.MS-ESS2-1