Plant Physiology Quiz

What is the process by which plants convert sunlight into chemical energy?

• respiration

• chemosynthesis

• transpiration

• photosynthesis

What is the loss of water vapor from the aerial parts of a plant called?

• evaporation

• transpiration

• condensation

• precipitation

What is the process by which plants release energy from glucose molecules?

• photosynthesis

• fermentation

• cellular respiration

• mitosis

Which of the following regulates various physiological processes in plants?

• genes

• nutrients

• enzymes

• hormones

What is the irreversible increase in the size of a plant called?

• expansion

• shrinkage

• contraction

• growth