Which of the following statements is not true?
(a) The seed coat breaks when the bean seed germinates.
(b) On germination, the plumule gives rise to the shoot and the radical to the root.
(c) On germination, the plumule comes out first.
(d) The seeds of chick pea, green gram and pea can be germinated.

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Solution

(c) On germination, the plumule comes out first.
On germination, radicle comes out first. Radicle is also called baby root. It comes out first because the plant needs to absorb water and minerals for the leaves to function.

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The part of a seed which grows and develops into root on germination is:
(a) cotyledon
(b) plumule
(c) follicle
(d) radicle

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Q. How many of the following statements is/are correct?
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II.Scarification is the process of breaking seed coat
III.Rainwater leaches off chemical inhibitors from the seed
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Name the following
(a) A monocotyledonous endospermic seed.
(b) A chemical used in experiments, which absorbs oxygen.
(c) Part of the plumule above the embryonic axis of the seed.
(d) A plant which shows viviparous germination.
(e) The layer of endosperm of maize, rich in protein.
(f) A seed with folded plumule leaves.

Take two beakers and mark them A and B. In beaker A, place some seeds of green gram on dry cotton wool. In beaker B, place some seeds of green gram on moist cotton wool. Keep both the beakers in an ordinary room. What will be observed by the end of the process?

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(c) On germination, the plumule comes out first.On germination, radicle comes out first. Radicle is also called baby root. It comes out first because the plant needs to absorb water and minerals for the leaves to function.

(c) On germination, the plumule comes out first.
On germination, radicle comes out first. Radicle is also called baby root. It comes out first because the plant needs to absorb water and minerals for the leaves to function.