A) Activity of cambium depends upon variation in climate.
B) Annula ring are not prominent in trees of temperate region.
C) Annula ring is a combination of spring wood and autumn wood produced in a year.
D) Differential activity of cambium causes light and dark bands of tissue-early and late wood respectively
Correct Answer: B
Solution :
Annual ring are not prominent trees of temperate region Explanation: - Annual rings are prominent only in tress of temperate region. In tropical and coastac regions there is no clear temperature variations in the seasons. So there is no differential activity of cambium.
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