Photosynthesis Review

The ultimate source of ALL energy on Earth comes from the ____________.

• moon

• ocean

• sun

An organism that can make its own food is known as a ___________________,

• Autotroph

• Heterotroph

The following would be considered autotrophs:

• Grasses

• Trees

• Plants

• All of the above

Which cellular process in plants makes them useful to animals as a source of energy?

• Cellular Respiration

• Photosynthesis

Along with water and sunlight, which GAS is taken in by the plant to complete the process of photosynthesis?

• Oxygen

• Carbon Dioxide

Where does photosynthesis take place?

• Chloroplast

• Cell membrane

In what part of the plant does most photosynthesis occur?

• Roots

• Flowers

• Leaves

What is the primary pigment found in green leaves?

• Chlorophyll (green)

• Carotenoid (orange)

If all the plant life was removed from an ecosystem, what would likely happen?

• There would be too much carbon dioxide in the air

• There would be too much oxygen in the air

True or False: If all the plants on Earth were removed, humans would still be able to survive.

• True

• False