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 _______________ 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.

• Nitrogen cycles between _________.

• rocks, air, and the soil

• Oxygen production involves _________.

• the air, organisms, and the soil

• Photosynthesis involves _________.

• water and plants

• Weathering processes involve _________.

• the air and sunlight

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 ______.

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