Photosynthesis : Question Preview (ID: 5797)

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Organisms that make their own food are called
a) autotrophs b) heterotrophs c) d)
The products of photosynthesis are
a) glucose and carbon dioxide b) glucose and oxygen c) carbon dioxide and water d) oxygen and water
The reactants of photosynthesis are
a) carbon dioxide and water b) glucose and carbon dioxide c) water and glucose d) carbon dioxide and oxygen
Photosynthesis happens in the
a) mitochondria b) nucleus c) ribosome d) chloroplast
Chlorophyll appears green because it
a) absorbs green light b) reflects green light c) reflects red and yellow light d) contains carotenoids
What is a substance that absorbs light and produces a color called?
a) stomata b) cuticle c) pigment d) enzyme
The light energy necessary for photosynthesis mainly comes from
a) the sun b) the moon c) a fire d) ATP
The dark reactions (calvin cycle) of photosynthesis occur in the
a) thylakoid b) stoma c) granum d) stroma
The light reactions of photosynthesis occur in the
a) thlyakoid b) stoma c) stroma d) outer membrane
Which of these increases the rate of photosynthesis to a point and then drops off sharply?
a) light intensity b) carbon dioxide concentration c) water concentration d) temperature
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