AP BIO Midterm

The important gases, carbon dioxide and oxygen, enter and leave the leaf through the

• upper epidermis
• phloem
• stomata
• guard cells

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

What is the pigment in chloroplasts that performs photosynthesis?

• Chlorosynthesis
• Chlorophyll
• ADP
• Electron Transport

Which of the following is an example of an AUTOTROPH?

• Appletree
• Dog
• Mushroom
• Human

Most plants appear green because chlorophyll

• absorbs green light.
• absorbs violet light.
• does not absorb green light.
• does not absorb violet light.

Which statement about photosynthesis is correct?

• Plants get the energy they need for photosynthesis from water.
• Plants get the energy they need for photosynthesis from soil.
• Plants get the energy they need for photosynthesis from sunlight.
• Plants get the energy they need for photosynthesis from carbon dioxide.

In which  organelle does photosynthesis occur?

• mitochondria
• stomata
• xylem
• chloroplast

What gas is being released during photosynthesis

• sulfur
• carbon dioxide
• oxygen
• hydrogen

What are the products of photosynthesis?

• Glucose and Chlorophyll
• Glucose and Oxygen
• Water and Light energy
• Carbon Dioxide and Light energy

How does photosynthesis benefit heterotrophs?

• It adds carbon dioxide to the air.
• It creates a source of energy they can eat.
• It creates clean water.
• It eliminates harmful sugars.