Plant Growth: Auxin and Phototropism Quiz

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Plant Growth: Auxin and Phototropism: a General level Biology quiz. Test your knowledge with 9 questions!
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Questions

Question 1
Which hormone is primarily responsible for phototropism?
A Auxin
B Cytokinin
C Ethylene
D Gibberellin
Question 2
How does auxin affect cell elongation?
A It has no effect
B It inhibits it
C It promotes it
D It stops it completely
Question 3
In phototropism, where does auxin accumulate?
A Only in the roots
B On the side away from the light
C Equally throughout the stem
D On the side facing the light
Question 4
What happens when auxin accumulates on one side of the stem?
A The stem bends toward the light
B The plant wilts
C The plant changes color
D The stem stops growing
Question 5
What is the main role of plant hormones?
A Digestion
B Regulation of growth
C Reproduction
D Respiration

📋 This quiz has 9 questions in total.

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