Types of photosynthesis

Which pigment is the main one involved in photosynthesis?

• Carotenoids
• Chlorophyll a
• Chlorophyll b
• Xanthophylls

What is the primary product of the Calvin cycle?

• ATP
• NADPH
• G3P
• Oxygen

Which type of photosynthesis is most common among plants?

• C3
• C4
• CAM
• C2

Which type of plant is well-adapted to high daytime temperatures and intense sunlight?

• C3
• CAM
• C2
• C4

During which process is sunlight energy transformed into chemical energy?

• Glycolysis
• Citric acid cycle
• Light reactions
• Calvin cycle

Which of the following is a limiting factor in photosynthesis?

• Soil type
• Air pressure
• Light intensity
• Wind speed

Which plants use crassulacean acid metabolism (CAM) for photosynthesis?

• Rice and wheat
• Maize and sugarcane
• Cacti and pineapples
• Soybean and potatoes

What molecule is formed in the C4 photosynthesis pathway?

• 3-carbon molecule
• 4-carbon molecule
• 5-carbon molecule
• 6-carbon molecule

Which enzyme is responsible for carbon fixation in the Calvin cycle?

• ATP synthase
• NADP reductase
• RuBisCo
• Hexokinase

How do CAM plants minimise water loss?

• By opening stomata during the day
• By opening stomata only at night
• By closing stomata permanently
• By having no stomata