PSMS Unit 3 Review: Photosynthesis & Cellular Respiration

The process where plants make and store energy from the sun is called

• Photosynthesis

• Cellular respiration

• Mitosis

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Where do animals such as cats, wolves, and bears get their energy from?

• Sugar (Glucose)

• water

• air

• dirt

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The equation for cellular respiration in word format is

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"Happens in the mitochondria" is a characteristic of

• Photosynthesis

• Cellular respiration

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"Converts energy" is a characteristic of

• Cellular respiration

• Photosynthesis

• Both

• None of the options

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"Happens in the chloroplast" is a characteristic of

• Protein synthesis
• Fermentation
• Photosynthesis
• Cellular respiration

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Why do plants need sunlight?

• Converts O₂ into food

• provides the energy to convert CO_² and H₂O into food

• plants need O₂

• help the ER work

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Place the following energy flow steps in order:

1. a. Mitochondria releases energy in a useful form

2. b. Chloroplasts convert sunlight energy into chemical energy

3. c. Chlorophyll absorbs energy inside the chloroplasts

• a,b.c

• c,b,a

• b,a,c

• b,c,a

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Why do all living organisms require sunlight?

• Sunlight is the source of energy for all living things.

• Living organisms can survive without any light.
• Sunlight is only needed for animals, not plants.
• Sunlight is harmful to all living organisms.

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How would you increase the amount of O₂ in a lake or pond?

• Increase water temperature
• Add more fish species
• Use chemical fertilizers
• Add aquatic (underwater) plants.

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