Photosynthesis - grade 7
6 hours ago
shinyrichy
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10 QuestionsShow answers
  • Question 1
    30 seconds
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    Q.

    Why are many plants green?

    answer choices

    plant cells are green

    plants absorb green light

    chlorophyll reflects green light

    rigid cell walls are green

  • Question 2
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    Q.

    Chloroplasts are...

    answer choices

    A type of pigment used for photosynthesis

    The location inside a plant cell where photosynthesis happens

    The location where cellular respiration happens

  • Question 3
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    Q.

    What do plants give off after photosynthesis?

    answer choices

    hydrogen

    Oxygen

    nitrogen

    carbon

  • Question 4
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    Q.

    Plants need ________from the air for photosynthesis

    answer choices

    carbon dioxide

    oxygen

    soil

    sugar

  • Question 5
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    Q.

    The products of photosynthesis are

    answer choices

    water and carbon dioxide

    oxygen and water

    oxygen and sugar (glucose)

    sugar and cabon dioxide

  • Question 6
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    Q.

    The main source of energy for all life comes from ____.

    answer choices

    the Earth

    the sun

    the moon

    the food we eat/make

  • Question 7
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    Q.

    What is the purpose of cellular respiration?

    answer choices

    to release energy from food

    there is none; it's a waste of tim

    to create energy in the body

    to break down food

  • Question 8
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    Q.

    What is the correct equation for cellular respiration?

    answer choices

    6O2 + C6H12O6 -> 6CO2 + 6H2O + Energy

    6O2 + C6H12O6 + Energy -> 6CO2 + 6H2O

    6CO2 + 6H2O + Energy -> 6O2 + C6H12O6

  • Question 9
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    Q.

    Where does cellular respiration take place in the cell?

    answer choices

    Cell Membrane

    Mitochondria

    Nucleus

  • Question 10
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    Q.

    The products of cellular respiration

    answer choices

    CO2

    CO2, H2O, ATP

    CO2, H2O, glucose

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