Photosynthesis and Leaf Adaptations Quiz

What is the primary pigment involved in photosynthesis?

• Carotene

• Xanthophyll

• Chlorophyll

• Anthocyanin

In which part of the plant cell does photosynthesis take place?

• Mitochondria

• Nucleus

• Chloroplast

• Ribosome

What are the two main stages of photosynthesis?

• Light-dependent reactions and Calvin cycle

• Glycolysis and Krebs cycle

• Light-independent reactions and Electron transport chain

• Fermentation and Respiration

Which gas is produced as a byproduct of photosynthesis?

• Carbon dioxide

• Oxygen

• Nitrogen

• Methane

What is the source of energy for the light-dependent reactions of photosynthesis?

• ATP

• Sunlight

• Glucose

• NADPH

Which of the following is an adaptation of leaves to reduce water loss?

• Large surface area

• Thin cuticle

• Stomata on the upper surface

• Thick cuticle

What is the function of stomata in leaves?

• Absorb water

• Transport nutrients

• Exchange gases

• Store food

How do leaves of xerophytes adapt to arid environments?

• Large, flat leaves

• Thin cuticle

• Reduced number of stomata

• High chlorophyll content

Which leaf adaptation helps in floating for aquatic plants?

• Thick cuticle

• Air spaces in mesophyll

• Reduced leaf size

• Deep roots

What is the primary function of the waxy cuticle on leaves?

• Facilitate gas exchange

• Prevent water loss

• Absorb sunlight

• Store nutrients