A pea tendril contacts a string or wire and coils around it for support. What does this pea tendril demonstrate?
A) gravitropism
B) photoperiod
C) thigmotropism
D) phototropism
Correct Answer:
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Q33: What plant hormone(s)affect(s)development in the plant body?
A)auxin,
Q34: Which hormone promotes seed dormancy?
A)cytokinin
B)ethylene
C)gibberellin
D)abscisic acid
Q35: What hormone promotes seed germination?
A)auxin
B)ethylene
C)gibberellin
D)abscisic acid
Q36: Which hormone promotes fruit ripening and dropping
Q37: Trace the flow of a water molecule
Q39: A location in a plant where sugar
Q40: Experimental plants that were sent up in
Q41: A farmer applies an organic fertilizer to
Q42: Plant transport products have many economic uses.
Q43: What processes contribute directly to soil nitrate
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