Active phytochrome controls
A) flowering and seed set.
B) seed germination.
C) stem branching and elongation.
D) expansion of leaves.
E) all of these.
Correct Answer:
Verified
Q31: Photoperiodism is the _.
A) duration of
Q35: Q36: Q53: The absence of which of the following Q55: Which of the following inhibits stem lengthening Q58: Which is (are) the principal substance(s) that Q59: Which of the following terms refers to Q60: Which color of light is most effective Q61: Abscission affects Q62: The aging of a plant is
A)leaves.
B)fruits.
C)flowers.
D)all of these.
E)none of these.
A)senescence.
B)vernalization.
C)abscission.
D)dormancy.
E)chlorosis.
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