Photosynthesis and cellular respiration Revision grade 7

Where does photosynthesis take place in the plant cell?

• Nucleus

• Cytoplasm

• Chloroplast

• Mitochondria

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What is one of the "ingredients" for photosynthesis?

• Sugar (Glucose)

• Oxygen

• Carbon Dioxide

• Yeast

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What are the two products of photosynthesis?

• Oxygen and Carbon Dioxide

• Oxygen and Sugar

• Sunlight and Sugar

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What is the opposite reaction of photosynthesis called?

• Cellular Respiration

• Fermentation

• Photosynthetic Process

• Non-photosynthesis

  HIDE ANSWER

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The source of almost all energy on Earth is the climate.

• True

• False

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The diagram shows how matter moves in a tree. Which statement describes one way that the source of the energy released during cellular respiration is delivered to tree cells?

• Water is transported from the roots to the leaves.

• Sugars are transported from the leaves to the roots.

• Minerals are transported from the roots to the leaves

• Carbon dioxide is transported from the leaves to the roots

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Ann is drawing a model of what happens when a person eats an apple. Which statement best describes the next step in Ann’s model?

• Sugar molecules break down further to release energy inside of cells.

• Sugar molecules combine chemically to absorb energy made by cells.

• Sugar molecules break down further to release oxygen for use by cells

• Sugar molecules combine with other molecules to absorb waste material from

  cells.

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Where does CO2 enter the leaves through?

• Roots

• Stem

• Chloroplasts

• Stomata

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What is one of the 3 products of cellular respiration?

• Sunlight

• Energy

• Oxygen

• Sugar (Glucose)

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Plants take in Oxygen to give us Carbon Dioxide to breathe.

• True

• False

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