Photosynthesis Review

What chemical found in plant cells is able to use the energy in sunlight to make food?

• cytoplasm
• chlorophyll
• lactic acid
• sulfuric acid

In what part of a plant does the process of photosynthesis occur?

• flower
• xylem
• leaves
• roots

Which of the following is the correct equation for PHOTOSYNTHESIS?

• CO₂ + light + H₂O --> O₂ + Sugar
• CO₂ + sugar + H₂O --> O₂ + light
• _O2 + light + H₂O --> CO₂ + Sugar
• CO₂ + O₂ + H₂O --> Light+ Sugar

Which gas is removed from the atmosphere during photosynthesis?

• hydrogen
• oxygen
• nitrogen
• carbon dioxide

The main job of plant roots is _____.

• to conduct photosynthesis and to produce sugar
• to make seeds and prepare the plant for pollination
• to hold the plant in place and absorb water and minerals
• to provide a tasty treat for the animals that dig them up and eat them

What gas do plants need to make their own food through photosynthesis?

• oxygen

• carbon dioxide

• helium

• neon

Why is photosynthesis important?

• Plants provide us with oxygen to breathe

• Plants take in oxygen from the environment

• Plants provide us with food

• Plants take in carbon dioxide from the environment

Chlorophyll causes many plants to be what color?

• yellow

• green

• brown

• orange

Chloroplasts are...

• Structures of animal cells to produce ATP
• Organelles where lipids are elaborated
• Specialized structures of plants where food is made
• Waste organelle of plants

What gas is released by plants during photosynthesis?

• sulfur
• carbon dioxide
• oxygen
• hydrogen