Plant length is increased by the activity of ________________.
A
Apical meristem
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B
Lateral meristem
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C
Cambium
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D
All of the above
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Solution
The correct option is B Apical meristem
Lateral meristems are vascular cambium and cork combium. They are responsible for secondary growth of plant. They increase plant diameter. Cambium are of two types as vascular cambium and cork cambium. Cambium possess meristematic cells which are involved in secondary growth. They increase plant diameter.
Apical meristem are present at the tip of root and shoot. Cells of apical meristem divide and give rise to new cells. This process increase the length of root and shoot.