Which of the Following Statements Is CORRECT About C? Plants

question 9

Multiple Choice

Which of the following statements is CORRECT about C? plants?

• A) In C4 plants, fixation of carbon dioxide and the light-independent reactions occur in two different types of cells.
• B) C4 plants are so called because a 4-carbon molecule is the first stable intermediate that forms in the light-independent reactions.
• C) In C4 plants, carbon dioxide is fixed by an enzyme that does not use oxygen even at high oxygen levels.
• D) C4 plants are adapted to produce glucose even when stomata are closed.
• E) C4 plants do not use rubisco or the Calvin-Benson cycle.

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Definitions:

Esophagus

A muscular tube that connects the throat to the stomach, transporting swallowed food and liquids.

Throat

The anterior part of the neck, housing the pharynx and vocal cords, and leading to the esophagus and larynx.

Pharynx

The muscular tube that connects the mouth and nasal passages with the esophagus and larynx, serving both respiratory and digestive functions.

Esophagus

The muscular tube connecting the throat (pharynx) with the stomach, responsible for moving swallowed foods and liquids.