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प्रश्न
In the figure given alongside, the parts marked A, B and C are sequentially :
(a) cotyledon, plumule and radicle
(b) plumule, radicle and cotyledon
(c) plumule, cotyledon and radicle
(d) radicle, cotyledon and plumule
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उत्तर
(c) plumule, cotyledon and radicle
A represents the plumule which forms the shoot. B represents the cotyledon and C represents the radicle which forms the roots.
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संबंधित प्रश्न
Name the parts labelled as A, B, C and D in the diagram given below:-
A student identified the various parts of an embryo of a gram seed and listed them as given below :
(I) Testa
(II) Plumule
(III) Radicle
(IV) Cotyledon
(V) Tegmen
Out of these the actual parts of the embryo are :
(A) I, II, III
(B) II, III, IV
(C) III, IV, V
(D) II, IV, V
Where are the pollen grains produced?
Fill in the following blank with suitable word :
The ovule becomes a .......... after fertilisation.
Fill in the following blank with suitable word :
The name of the structure in the flower in which the male gamete is formed is...........
Fill in the following blank with suitable word :
The term used to refer to the transfer of pollen from the stamen of one flower to the carpel of another flower of the same species is...........
What is made in ovary of a flower?
What is meant by 'unisexual flowers' and 'bisexual flowers'? Give two examples of each.
Multiple choice question. Tick (✓) the correct choice:
The male gamete is present inside the which germinates.
- the style
- the stigma
- the anther
- the ovary
Draw a diagram of the longitudinal section of a flower and label the following parts.
Pollen grains are formed by _________ division in locules of anthers.
__________ is present in unisexual flower.
Bisexual : Hibiscus : : Unisexual : ___________
Write the functions of sepals
The male reproductive part of a flower is ______.
Which type of development is observed in male gametophytes of plants?
Pollen grains are produced by ______
Draw the diagram of a flower and label the four whorls. Write the names of gamete producing organs in the flower.
What are the agents for pollination?
Sexual maturation of reproductive tissues and organs are necessary link for reproduction. Elucidate.
