The Stomata Open and Close to Allow Which Molecule(s)to Evaporate

question 51

Multiple Choice

The stomata open and close to allow which molecule(s) to evaporate during transpiration?

• A) water
• B) carbon dioxide
• C) oxygen
• D) both oxygen and carbon dioxide
• E) both carbon dioxide and water

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Definitions:

Evolutionary Trend

A general direction of adaptive changes or evolutionary developments in a group over time.

Mesozoic Era

A geological era occurring between 252 to 66 million years ago, known as the age of reptiles, including dinosaurs.

Cycads

Ancient group of seed plants with a palm-like appearance, found in tropical and subtropical regions.

Ferns

Non-flowering vascular plants that reproduce via spores and possess fronds, common in moist, shady environments.