Energy in Ecosystems Test

Animals can obtain the energy they need to survive and carry out life processes by eating plants or eating animals that eat plants. (a)  

• True
• False

Tags

NGSS.MS-LS2-3

A (a)   is an organism that makes its own food. Some of this food is used by other organisms. It is also found at the beginning of every food chain.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Organisms at the beginning of a food chain are called ______.

• consumers

• predators

• omnivores

• producers

Match the following components with their roles in the nitrogen cycle.

• Weathering processes involve _________.

• the air and sunlight

• Photosynthesis involves _________.

• the air, organisms, and the soil

• Nitrogen cycles between _________.

• water and plants

• Oxygen production involves _________.

• rocks, air, and the soil

Tags

NGSS.MS-LS2-3

NGSS.MS-ESS2-1

Which of these items does a plant need to make their own food? Select all that apply.

• carbon dioxide

• oxygen

• water

• sunlight

Tags

NGSS.MS-LS1-6

Where do plants get the carbon dioxide they need to survive?

• from the ground

• from the air

• from water

• from other plants

Tags

NGSS.MS-LS1-6

Water is an (a)   factor.

• True
• False

Tags

NGSS.MS-LS2-3

NGSS.MS-ESS2-4

Organisms that are eaten by other animals are called (a)   .

Tags

NGSS.MS-LS2-3

All living things use energy and release gas as a waste product. The (a)   explains the circulation of these gases.

• Water cycle
• Oxygen-Carbon cycle
• Nitrogen cycle

Explain how animals complete the oxygen-carbon cycle.

• Animals take in the oxygen, but do not release gas as they use energy.

• Animals take in carbon dioxide and use it to make food.

• Animals take in oxygen and release nitrogen as waste.

• Animals take in oxygen and as they use energy, carbon dioxide is released as waste.

Tags

NGSS.MS-LS2-3