Photosynthesis and Cellular Respiration Quiz

What is the primary purpose of photosynthesis?

• To absorb carbon dioxide from the atmosphere

• To break down glucose into ATP

• To convert light energy into chemical energy

• To produce oxygen for animals

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Which molecule is known as the energy currency of the cell?

• NADPH

• Glucose

• ATP

• ADP

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What is the role of autotrophs in an ecosystem?

• To consume other organisms for energy

• To decompose organic matter

• To store energy in the form of ATP

• To produce their own food through photosynthesis

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Where does the light-dependent reaction of photosynthesis occur?

• In the mitochondria

• In the stroma of the chloroplast

• In the thylakoid membranes of the chloroplast

• In the cytoplasm

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What is another name for the light-independent reactions in photosynthesis?

• Glycolysis

• Krebs Cycle

• Calvin Cycle

• Electron Transport Chain

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Which organelle is responsible for cellular respiration?

• Ribosome

• Chloroplast

• Mitochondria

• Nucleus

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What is the role of mitochondria in cellular respiration?

• To store energy

• To generate ATP

• To produce glucose

• To absorb sunlight

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Which of the following is a heterotroph?

• A tree

• A cyanobacterium

• A mushroom

• A plant

Which cycle is both photosynthesis and cellular respiration a part of?

• The Carbon Cycle

• The Krebs Cycle

• The Calvin Cycle

• The Electron Transport Chain

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Which of the following best describes cellular respiration?

• The process of converting light energy into chemical energy

• The breakdown of glucose to produce ATP

• The storage of energy in the form of starch

• The synthesis of glucose from carbon dioxide and water

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NGSS.HS-LS1-7

NGSS.HS-LS2-3