IB Biology

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

Tags

NGSS.HS-LS1-5

NGSS.HS-LS2-5

What are the products of photosynthesis?

• water and carbon dioxide
• oxygen and glucose
• oxygen and carbon dioxide
• oxygen and water

Tags

NGSS.MS-LS1-6

What are the two products of the light reactions that are needed for the calvin cycle?

• NAD and NADPH
• NADP + and Glucose
• NADPH and ATP
• Oxygen and NADPH

Tags

NGSS.HS-LS1-5

What is produced by the photolysis of two water molecules?

• O₂ + 4H⁺ + 4e^-

• O₂ + 4H⁺ + 2e^-

• ¹/₂ O₂ + 2H⁺ + 2e^-

• ¹/₂ O₂ + 2H⁺ + 4e^-

Chlorophyll absorbs _____ and _______ light from the light.

• purple and green
• red and blue
• black and orange
• yellow and green

Tags

NGSS.HS-LS1-5

A leaf is green. What does this tell you about the light that is being absorbed?

• The light is a UV ray.

• The light is not a part of the light spectrum.

• All colors are reflected except green.

• All colors are absorbed except green

Tags

NGSS.HS-LS1-5

What color is this pigment?

• Red

• Yellow

• Green

• Blue

Tags

NGSS.HS-PS4-3

A tiny bundle of energy by which light travels

• Photographs
• Photos
• Photons
• Friends

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-5

Which graph shows the limiting factor of Light Intensity on photosynthesis?

• A

• B

Tags

NGSS.HS-LS1-5

The products of photosynthesis are

• water and carbon dioxide
• oxygen and water
• sugar and cabon dioxide
• oxygen and sugar (glucose)