Ecosystems and Energy Flow (LS.6.2.1)

What is the correct energy flow among the Sun and the living things listed?

• ladybug → grass → owl → finch → Sun

• Sun → owl → finch → ladybug → grass

• grass → finch → ladybug → Sun → owl

• Sun → grass → ladybug → finch → owl

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What process do plants use to make food?

• Respiration

• Photosynthesis

• Fermentation

• Digestion

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Where do animals get their food from?

• Other animals

• Plants

• The Sun

• Water

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-1

What is the purpose of building a simple model?

• To represent cellular respiration

• To represent photosynthesis

• To represent animal digestion

• To represent plant growth

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-2

What material do the students use to build their model?

• Metal

• Plastic

• Paper

• Wood

Which animal eats leafy plants?

• Owl

• Ladybug

• Finch

• Grass

How should arrows be arranged around a paper leaf to show matter movement and energy flow in photosynthesis?

• Into leaf: sugars, oxygen (O₂); Away from leaf: carbon dioxide (CO₂), water (H₂O), sunlight

• Into leaf: sugars, sunlight; Away from leaf: carbon dioxide (CO₂), oxygen (O₂), water (H₂O)

• Into leaf: water (H₂O), sunlight; Away from leaf: carbon dioxide (CO₂), sugars, oxygen (O₂)

• Into leaf: carbon dioxide (CO₂), water (H₂O), sunlight; Away from leaf: sugars, oxygen (O₂)

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which is NOT a product of photosynthesis?

• Oxygen

• Sugars

• Carbon dioxide

• Water

Tags

NGSS.MS-LS1-6

What do animals that eat both plants and smaller animals rely on for energy?

• Only plants

• Only smaller animals

• Both plants and smaller animals

• Sunlight

Tags

NGSS.MS-LS2-3

What do plants rearrange to make sugars during photosynthesis?

• Oxygen and water

• Carbon dioxide and water

• Sunlight and oxygen

• Sugars and carbon dioxide

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3