What best describes the mechanism that causes stomata to open?
A) Water accumulates below the opening and eventually causes the stoma to open.
B) A large bubble of oxygen accumulates below the stoma and eventually causes it to open.
C) Two guard cells flanking each stoma change shape to open or close the stoma.
D) The internal pressure of xylem sap expands the leaf, stretching the stoma open.
Correct Answer:
Verified
Q3: Root nodules in plants such as peas
Q4: What converts atmospheric nitrogen to ammonium?
A)nitrifying bacteria
B)nitrogen-fixing
Q5: What does a plant gain from a
Q6: What is the conversion that occurs during
Q7: What best describes the opening and closing
Q9: What mechanism best explains how xylem sap
Q10: For a plant, carbon and nitrogen are
Q11: What is an example of a plant
Q12: Substances that enter a plant through the
Q13: What converts soil ammonium to nitrate?
A)nitrifying bacteria
B)ammonifying
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