KS3 The Earth - L5 - The Carbon Cycle

The circulation of the element Carbon among Earth's atmosphere, land, oceans, and organisms is called _____________.

• the Carbon Cycle

• the Oxygen Cycle

• the Carbon dioxide Cycle

• the Water Cycle

Ocean coral and oysters use carbon to create _________.

• oxygen

• shells

• leaves

• food

Since the mid- 1800's, _____________ activity has significantly altered the carbon cycle.

• animal

• plant

• unknown

• human

When humans burn fossil fuels, most of the carbon quickly enters the                       as carbon dioxide.

• Water
• Atmosphere
• Sun
• Air

Tags

NGSS.MS-ESS2-1

Which one of these does not add CO2 to the atmosphere?

• cooking with gas
• planting trees
• burning wood
• riding in a bus

Tags

NGSS.MS-LS1-6

What does not produce carbon dioxide?

• Photosynthesis
• Burning Fossil Fuels
• Animal respiration
• Plants decaying

Tags

NGSS.MS-LS1-6

How do living organisms return carbon to the atmosphere in the carbon cycle?

• respiration and photosynthesis
•  decomposition and respiration

Tags

NGSS.HS-LS2-5

Carbon Dioxide is a gas produced by _ and used by _

• plants and animals

• photosynthesis and carbon dioxide

• animals and plants

• carbon dioxide and photosynthesis

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

• water
• nutrients
• air
• fossil fuels

Tags

NGSS.MS-LS4-1

Which process converts carbon in the form of sugar into carbon dioxide gas?

• Bioremediation
• Photosynthesis
• Respiration
• Transpiration