Which of the Following Statement Is True About C₃ and C₄

question 32

Multiple Choice

Which of the following statement is true about C₃ and C₄ plants?

• A) C₃ plants are more successful in hot climates than C₄ plants.
• B) C₃ plants have chloroplasts in the both the bundle sheath cells and the mesophyll cells.
• C) In C₃ plants, O₂ competes with CO₂ for the active site of RuBP carboxylase.
• D) C₃ plants deliver CO₂ to the Calvin cycle using bundle sheath cells sheltered from leaf air spaces.
• E) In C₄ cells, CO₂ is fixed at night to decrease water loss.

Examine the role of specific hormones in stem elongation, senescence, and plant growth strategies.

Understand the environmental influences on plant growth and development, including day length and temperature changes.

Relate hormone levels to plant propagation techniques and developmental processes.

Comprehend the effects of mechanical stress on plant growth and the role of stress hormones.

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