Q.

Select the incorrect option.

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a

Primary growth is the increase in girth of axis due to activity of apical meristem.

b

Secondary growth is due to the activity of lateral meristems.

c

Elongation of stem is the primary growth.

d

 Increase in surface area of leaf is the primary growth.

answer is A.

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Detailed Solution

Increase in the girth of root and stem is secondary growth which is due to the activity of lateral meristems (vascular cambium and cork cambium).

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