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The cytokinin isolated from Zea mays that promotes cell division in plant cells is named:
AZeatin
BKinetin
CFlorigen
DCytosin
Answer & Solution
Correct answer: A. Zeatin
1. Cytokinins (cytos, cell; kinesis, division) promote cell division.
2. The cytokinin isolated from Zea mays (maize) is called zeatin.
3. Therefore the correct answer is zeatin.
_Source: Samacheer Kalvi (TN SCERT) Class 10 Science, Unit 16 Plant and Animal Hormones "Cytokinins", p.238_
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