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Axis of the shoot system is
Stem is the vertically growing axis of the shoot system. It is positively phototropic and negatively geotropic in growth.
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Characteristics and functions of Stem
Modifications of Stem
First bud of the Plant is
First bud of the Plant is Plumule. It is usually situated at the apex of the hypocotyl and it consists of leaves and an epicotyl.
Branches develop on stem
1 or 3
Branches have exogenous origin. They develop both horizontally and obliquely on stem.
Study the following and identify the correct match.
A-II, B-I, C-III, D-IV
A-I, B-II, C-IV, D-III
A-II, B-I, C-IV, D-III
A-I, B-III, C-IV, D-II
Cyperus has triangular shaped stem, The stem of Cucurbita is Ridged. The stem of Hibiscus is Cylindrical and Leucas stem Quadrangular in shape.
Hence, option is C is correct.
Linear growth of stem is due to the activity of
Linear growth of stem is due to the activity of Terminal bud
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