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प्रश्न
Fill in the following blank with suitable word :
Flowering plants reproduce by ...........method of reproduction.
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उत्तर
Flowering plants reproduce by the sexual method of reproduction.
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संबंधित प्रश्न
Match the following:
| Column A | Column B |
| (i) Stigma | (a) Neuron |
| (ii) Pepsin | (b) Carpel |
| (iii) Dendrites | (c) Protein |
| (d) Stamen |
A student was asked to observe and identify the various parts of an embryo of a red kidney bean seed. He identified the parts and listed them as under:
I. Tegmen
II. Testa
III. Cotyledon
IV. Radicle
V. Plumule
The correctly identified parts among these are
(A) I, II and III
(B) II, III and IV
(C) III, IV and V
(D) I, III, IV and V
Fill in the following blank with suitable word :
The female organ of reproduction in the flower is the...........
Explain the terms 'cross-pollination'?
How do the insects help in cross-pollination?
How is the process of pollination different from fertilization?
Explain the term 'fertilisation'.
Which of the following statements are true for flowers?
(i) Flowers are always bisexual.
(ii) They contain sexual reproductive organs.
(iii) They are produced in all groups of plants.
(iv) after fertilization they give rise to fruits.
In a bisexual flower, inspite of the young stamens being removed artificially, the flower produces fruit. Explain.
What is a flower ? Draw a neat labelled diagram showing the L.S. of a typical flower.
Find the odd-one out, giving reason:
Anther, pollen grain, ovule male gamete
What are the male and female gametes in a flowering plant?
Write one main difference between asexual and sexual mode of reproduction. Which species is likely to have comparatively better chances of survival – the one reproducing asexually or the one reproducing sexually? Give reason to justify your answer.
Find an odd one out.
Pollen tube reaches the embryo sac via style.
Explain the sexual reproduction process in plants with a diagram.
The ovule of an angiosperm is technically equivalent to ______
Which of the following is the outermost protective layer of anther?
The figure below shows the concept of double fertilization. Complete the flow chart showing the progress at each step:
Explain the post fertilization changes that occur in the ovary of a flower.
