IB Biology Photosynthesis

Front

What is the correct equation for photosynthesis?

Back

CO₂ + light + H₂O → O₂ + glucose

Front

What is one function of pigments besides chlorophyll in chloroplasts?

Back

To absorb different wavelengths than the chloroplasts.

Front

Why is photosynthesis essential to life on Earth?

Back

It converts unusable radiant energy into usable chemical energy.

Front

What type of organisms conduct photosynthesis?

Back

Autotrophs.

Front

Which of the following is NOT a product of the light reactions?

Back

Glucose.

Front

What is the primary pigment involved in photosynthesis?

Back

Chlorophyll.

Front

What are the two main stages of photosynthesis?

Back

Light-dependent reactions and light-independent reactions (Calvin cycle).

Front

Where in the plant cell does photosynthesis occur?

Back

In the chloroplasts.

Front

What is the role of water in photosynthesis?

Back

Water provides electrons and protons for the light reactions.

Front

What gas is produced as a byproduct of photosynthesis?

Back

Oxygen.