Photosynthesis and Limiting Factors

What is the role of chlorophyll in photosynthesis?

Which of the following is a byproduct of photosynthesis?

• Glucose

• Oxygen

• Carbon Dioxide

• Water

Fill in the blank: As temperature increases, the rate of photosynthesis _______ to an optimum then decreases.

How does carbon dioxide concentration affect the rate of photosynthesis?

• Increased rate

• Decreased rate

• No effect

• Variable effect

What is the primary pigment involved in photosynthesis?

• Anthocyanin

• Xanthophyll

• Carotene

• Chlorophyll

In which part of the plant does photosynthesis mainly occur?

• Stems

• Leaves

• Roots

• Flowers

Which gas is absorbed by plants during photosynthesis?

• Oxygen

• Nitrogen

• Hydrogen

• Carbon Dioxide

What is the main source of energy for photosynthesis?

• Sunlight

• Water

• Soil

• Wind

Which molecule is split to release oxygen during photosynthesis?

• Chlorophyll

• Water

• Glucose

• Carbon Dioxide