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Stomata Function in Plant Leaves Quiz

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Questions and Answers

Where are stomata typically found in a leaf?

Around the veins

Within the mesophyll layer

On the upper epidermis

On the lower epidermis (correct)

What is the main function of stomata?

Absorb sunlight for energy

Control water loss from the leaf

Regulate gas exchange for photosynthesis (correct)

Transport nutrients throughout the plant

In which part of the leaf do the light reactions of photosynthesis occur?

Guard cells

Thylakoid membrane (correct)

Stroma

Upper epidermis

What is the role of ATP synthase in photosynthesis?

Produce ATP from ADP and inorganic phosphate Signup and view all the answers

Which wavelength does Photosystem II prefer for its function?

680nm Signup and view all the answers

What are photons in the context of photosynthesis?

"Packets" of light energy Signup and view all the answers

Which molecule acts as the final electron acceptor in the light reactions of photosynthesis?

NADPH Signup and view all the answers

What is the name given to reactions where oxidation and reduction occur together?

Redox reactions Signup and view all the answers

What process turns inorganic CO2 into organic compounds in photosynthesis?

Carbon fixation Signup and view all the answers

Which enzyme is responsible for attaching CO2 to RuBP in the Calvin Cycle?

RuBisCO Signup and view all the answers

What is the harmful process that occurs when RuBisCO reacts with oxygen instead of carbon dioxide in photosynthesis?

Photorespiration Signup and view all the answers

How are C4 and CAM plants adapted to dry weather conditions?

Using PEP Carboxylase to capture CO2 before sending it to RuBisCO Signup and view all the answers