Q. 34.3( 3 Votes )
Which of the following is not the primary function of stem?
A. Conduction of water
C. Formation of branches
D. Bears flowers and fruits
Photosynthesis is not the primary function of stem. It is a function of leaves. The main function of the stem is to hold the plant upright, carries water and mineral from the roots to the leave and other parts of the plant, formation of branches, bearing flowers and fruits.
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(a) fixed plant to the soil
(b) prepares starch
(c) takes part in reproduction
(d) supported branches and bears flowers
In the diagram given in Fig. 7.1 write the names of the parts whose function you have just read at the appropriate space.
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(a) Stem absorbs water and minerals from the soil.
(b) Leaves hold the plant upright.
(c) Roots conduct water to the leaves.
(d) The number of petals and sepals in a flower is always equal.
(e) If the sepals of a flower are joined together, its petals are also joined together.
(f) If the petals of a flower are joined together, then the pistil is joined to the petal.NCERT Science