BIO 9B - Photosynthesis and Cellular Respiration

Diatoms are one of the most common types of phytoplankton in marine habitats. Like plants, diatoms contain chlorophyll and produce glucose from which of the following?

• O2 and ATP

• CO2 and O2

• ATP and H2O

• CO2 and H2O

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Which statement explains how producers are dependent upon consumers for their survival?

• Consumers supply oxygen for producers to undergo aerobic respiration.

• Consumers produce carbon dioxide for producers to use during photosynthesis.

• Consumers provide chemical energy needed by producers for cellular respiration.

• Consumers make lactic acid that producers use in photosynthesis.

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Which of the following molecules are needed for photosynthesis?

• light and oxygen

• carbon dioxide and oxygen

• water and carbon dioxide

• glucose and oxygen

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The flow of energy and materials during the production of ATP is shown in the diagram below.

What kind of energy transformation occurs during the process of photosynthesis?

• Light energy is converted into chemical energy.

• Chemical energy is converted into light energy.

• Light energy is converted into mechanical energy.

• Light energy is converted into electrical energy.

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NGSS.HS-LS1-5

Which statement accurately describes the role of key organelles in energy transfer?

• Energy is captured and stored in the nucleus and released in the chloroplast.

• Energy is captured and stored in the nucleus and released in the mitochondria.

• Energy is captured and stored in the chloroplast and released in the mitochondria.

• Energy is captured and stored in the mitochondria and released in the chloroplast.

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The concept map below shows the flow of energy and materials in photosynthesis and cellular respiration.

Which molecules are represented in the figure by the number 2?

• H2O and O2

• H2O and CO2

• sugars and O2

• sugars and CO2

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Which of the following lists two requirements needed for the reactions of both photosynthesis and aerobic respiration?

• molecular oxygen and enzymes

• molecular oxygen and carbon dioxide

• electron transport system and enzyme

• electron transport system and molecular carbon dioxide

Refer to the diagram. Choose the terms that complete the diagram at X and Y.

• X-oxygen, Y-carbon dioxide

• X-energy, Y-energy

• X-energy, Y-carbon dioxide

• X-water, Y-energy

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What equation BEST describes the process occurring at A?

• H2O + CO2 → C6H12O6 + H2O

• O2 + C6H12O6 → H2O + CO2

• H2O + CO2 → C6H12O6 + O2

• H2O + O2 → C6H12O6 + CO2

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What equation describes the process occurring at B?

• H2O + CO2 → C6H12O6 + H2O

• O2 + C6H12O6 → H2O + CO2

• H2O + CO2 → C6H12O6 + O2

• H2O + O2 → C6H12O6 + CO2

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NGSS.HS-LS2-5

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