Carbon Cycle

Which of the following removes carbon from the atmosphere?

• combustion

• photosynthesis

• cellular respiration

• decomposition

Tags

NGSS.MS-LS1-6

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

• water

• sun

• atmosphere

• ground

Which process takes in carbon dioxide and releases oxygen?

• combustion

• photosynthesis

• cellular repiration

• decomposition

Tags

NGSS.MS-LS1-6

What are the products made from photosynthesis?

• carbon dioxide and water

• oxygen and glucose

• glucose and carbon dioxide

• water and glucose

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following best describes the process that occurs at arrow X?

• Bacteria break down molecules in animals into carbon-based soil nutrients.

• Animals release oxygen that is used by bacteria to produce carbon dioxide.

• Animals release carbon dioxide that is used by bacteria for growth and reproduction.

• Bacteria combine carbon-based nutrients from plants and animals to produce glucose.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Energy and matter cannot be created nor destroyed

• true

• false

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

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

• combustion

• photosynthesis

• cellular respiration

• decomposition

Tags

NGSS.HS-LS1-7

The movement of carbon from the nonliving environment into living things and then back again is known as_________.

• carbon cycle

• photosynthesis

• cellular respiration

• decomposition

Tags

NGSS.MS-LS2-3

A coral reef is damaged during a hurricane. The waves and currents move broken pieces of coral onto the beach.

What happened to the matter in the broken pieces of coral?

• It is still part of the coral reef ecosystem

• It was removed from the environment.

• It became part of the beach ecosystem.

• It was lost due to the energy in the waves.

Tags

NGSS.MS-LS2-3

1. A freshwater marsh is a type of ecosystem. Grasses, fish, wading birds, frogs, and alligators live together in freshwater marshes. Pieces of decaying material sink to the bottom of the marsh. In which of these places can carbon be found in the marsh?

• In the atmosphere and water only

• In living things only

• In living things and decaying materials only

• In the atmosphere, water, living things, and decaying materials

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3