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Question
The hormone which decreases the rate of growth in roots is
The hormone which decreases the rate of growth in roots is
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Solution
The correct option is A Auxin
Auxins produced in the terminal buds suppress the growth of side buds. They also affect cell elongation (tropism), apical dominance and fruit drop or retention. Auxin decreases the rate of growth in roots.
Cytokinins are a group of hormones. These hormones promote cell division in plant roots and shoots, and they promote the growth of buds.
Therefore, the correct answer is option A.
Auxins produced in the terminal buds suppress the growth of side buds. They also affect cell elongation (tropism), apical dominance and fruit drop or retention. Auxin decreases the rate of growth in roots.
Cytokinins are a group of hormones. These hormones promote cell division in plant roots and shoots, and they promote the growth of buds.
Therefore, the correct answer is option A.
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