Unit 4

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

Select all that are raw materials for Photosynthesis.

• Water

• Carbon Dioxide

• Oxygen

• Sunlight (Light Energy)

• Glucose (Sugar/food)

Which choice correctly shows the gases that enter and exit plants during photosynthesis?

• Enter: Oxygen
  Exit: Carbon dioxide
• Enter: Water vapor
  Exit: Glucose
• Enter: Carbon dioxide
  Exit: Oxygen
• Enter: Light
  Exit: Water vapor

Which of the following is an example of an AUTOTROPH?

• Appletree
• Dog
• Mushroom
• Human

What is the ultimate ORIGINAL source of energy for living things

• Sugar
• Sun
• Moon
• Carbon Dioxide

The ____________ is the most photosynthetic part of a plant.

• leaf
• flower
• roots
• stem

The formula for glucose is...

• C₁₂ H₂₂ O₁₁
• NaCl
• NaOH
• C₆ H₁₂ O₆

Both the light reactions and the Calvin cycle of photosynthesis take place in what plant cell organelle?

• the nucleus

• the ribosome

• the mitochondria

• the chloroplast

What describes an important link between photosynthesis and cellular respiration?

• Photosynthesis produces CO2 needed for cellular respiration

• Cellular respiration provides ATP so that photosynthesis can happen

• Photosynthesis makes oxygen and glucose needed for cellular respiration

• Photosynthesis and cellular respiration are independent of each other

Which of the following are products of the light reactions of photosynthesis that are utilized in the Calvin cycle?

• CO2 and glucose
• H2O and O2
• electrons and H+
• ATP and NADPH