Phototropism is a phenomenon whereby
A) a plant's growth is directed by light.
B) a plant's growth is dependent on light.
C) people living close to the poles become listless, depressed and sometimes aggressive due to deprivation of natural light.
D) plant growth is dependent on environmental factors.
E) all the animals in a food web eat plants.
Correct Answer:
Verified
Q1: Plant growth responses are regulated by
A) change
Q2: Auxins, gibberellins, cytokinins, abscisic acid and ethylene
Q4: Which of the following affects plant growth
Q5: Which of the following plant hormones are
Q6: In the 1920s Friedrich Went, a plant
Q7: Which of the following growth responses is
Q8: Phototropism in plants is the
A) bending of
Q9: The plant hormone, indole-3-acetic acid (IAA) is
Q10: Amyloplasts contain
A) auxin.
B) plastids.
C) root cap cells.
D)
Q11: The compound known as 2,4-D
A) is a
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