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प्रश्न
Find the odd one out:
विकल्प
Stigma
Anther
Style
Ovary
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उत्तर
Anther
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संबंधित प्रश्न
How does fertilisation occur in flowers? Name the parts of the flower that develop into (i) seed, and (ii) fruit after fertilisation.
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
How is the process of pollination different from fertilization?
The fusion of male and female gametes is termed as ______.
The reproductive part of a plant is the ______.
State the name of the functional unit concerned with sexual reproduction.
Name the male part of the flower.
What is the name of female part of a flower?
Fill in the following blank with suitable word :
Pollen grains contain ............ gametes of a plant.
Fill in the following blank with suitable word :
The.......... at the base of the carpel contains egg cells.
Draw a neat sketch of the stamen of a flower. Mark in it filament and anther.
Explain the term 'fertilisation'.
Give some examples of different modes of fertilisation in nature?
Name the part of a seed which grows into root.
In tobacco plant, the male gametes have 24 chromosomes.
What is the number of chromosomes in the zygote?
Which of the following is the correct sequence of events of sexual reproduction in a flower?
(a) pollination, fertilisation, seed, embryo
(b) seed, embryo, fertilisation, pollination
(c) pollination, fertilisation, embryo, seed
(d) embryo, seed, pollination, fertilisation
The correct sequence of reproductive stages occurring in flowering plants is ______
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 a pistil showing pollen tube growth into the ovule and label the following:
Pollen grain, male gamete, female gamete, ovary.
Answer the following question.
How does suitable pollination lead to fertilization?
Differentiate between self-pollination and cross-pollination.
What is cleistogamy? Write one advantage and one disadvantage of it, to the plant.
Answer the following question.
List two agents of pollination?
Find an odd one out.
Write the functions of sepals
Give scientific reason.
Flower is a structural unit of sexual reproduction in plants.
The male reproductive part of a flower is ______.
The anther wall consists of four wall layers where ______
The ovule of an angiosperm is technically equivalent to ______
Identify the female gametophyte in angiosperms.
What would be the number of chromosomes of the aleurone cells of a plant with 42 chromosomes in its roots tip cells?
The process of release of eggs from the ovary is called ______
Pollen grains are produced by ______
Length of pollen tube depends on the distance between ______
Which out of the following processes does not lead to the formation of clones.
What are the agents for pollination?
Name the reproductive parts of an angiosperm. Where are these parts located? Explain the structure of its male reproductive part.
Consider the following three flowers namely X, Y and Z. Which flower(s) would develop into a fruit?
| Flower X | Flower Y | Flower Z |
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