Matter and Energy in Ecosystems

How do Plants get energy?

• by eating other organisms
• by absorbing mineral nutrients from the soil
• through a reaction called chlorophyll
• through a process called photosynthesis

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Identify the pigment that captures the energy of sunlight.

• chlorophyll
• carbon dioxide
• oxygen
• sugar

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NGSS.MS-LS1-6

What is the original source of energy for organisms in a food chain. 

• plants
• animals
• sunlight
• consumers

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What part of a plant is responsible for capturing sunlight?

• stem
• leaves
• roots
• flower petals

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NGSS.MS-LS1-6

What does photosynthesis make?

• water
• carbon dioxide
• chlorophyll
• sugar

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NGSS.MS-LS2-3

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What are the 3 main things that plants need to grow?

• sunlight, water, soil
• sunlight, air, water
• sunlight, air, soil
• sunlight, soil, nutrients

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Which is the best definition of a food chain?

• a model of consumers providing energy to producers
• a method for growing plants without soil
• a process by which plants make food from energy in sunlight
• a path by which energy flow from one living thing to another

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NGSS.MS-LS2-3

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What role do fungi and bacteria play in the the energy flow of ecosystems?

• producers
• consumers
• decomposers
• nutrients

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What do decomposers do?

• produce food through photosynthesis
• break down dead organisms or the wastes of living things
• hunt other animals for food
• change food energy inot heat in an animal's body

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NGSS.MS-LS2-3

What is an ecosystem?

• all living and nonliving things that interact in an area
• all of the physical characteristics of an area
• all the living things that interact in an area
• all of the nonliving things that interact in an area