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प्रश्न
Name the male part of the flower.
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उत्तर
Stamen is the male part of the flower.
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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 |
Name the parts A, B and C shown in the diagram and write their functions.
How does fertilisation occur in flowers? Name the parts of the flower that develop into (i) seed, and (ii) fruit after fertilisation.
(i) Name the part marked 'A' in the diagram.
(ii) How dose 'A' reachese part 'B'?
(iii) State the importance of the part 'C'.
(iv) What happens to the part marked 'D' after fertilisation is over?
Name and differentiate between the two modes of pollination in flowering plants.
Give one example of a unisexual flower.
Mention the changes a flower undergoes after fertilisation.
Explain what you understand by sexual reproduction.
Name the swollen lower part of the carpel.
Where are the pollen grains produced?
Where are a plant's sex organs located?
What is the function of a flower?
Where is the male gamete formed in flowering plants?
Fill in the following blank with suitable word :
Pollen grains contain ............ gametes of a plant.
Fill in the following blank with suitable word :
The ovule becomes a .......... after fertilisation.
Fill in the following blank with suitable word :
The.......... at the base of the carpel contains egg cells.
Name the part of a seed which grows into shoot.
Describe the process of fertilisation in a flower with the help of labelled diagrams.
What changes take place in the flower after fertilisation which lead to the formation of seeds and fruit?
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
Which of the following statements are true for sexual reproduction in flowering plants?
(i) it requires two types of gametes
(ii) fertilisation is a compulsory event
(iii) it always results in the formation of zygote
(iv) offsprings formed are clones
(a) (i) and (iv)
(b) (i), (ii) and (iv)
(c) (i), (ii) and (iii)
(d) (ii), (iii) and (iv)
The correct sequence of reproductive stages occurring in flowering plants is ______
The part of a seed which grows and develops into root on germination is :
(a) cotyledon
(b) plumule
(c) follicle
(d) radicle
In what ways is fertilisation in a plant similar to fertilisation in a human?
Fill in the blank by selecting suitable word:
A flower bearing only male or female parts is known as __________ flower.
Multiple choice question. Tick (✓) the correct choice:
Unisexual flowers are found in
- mulberry
- mustard
- pea
- sunflower
State whether the following statement is true (T) or false (F):
Flowers which possess stamens and carpel are called unisexual.
Find the odd-one out, giving reason:
Anther, pollen grain, ovule male gamete
Mention the function of Flower.
What are the male and female gametes in a flowering plant?
Draw a diagram of the longitudinal section of a flower exhibiting germination of pollen on stigma and label (i) ovary, (ii) male germ-cell, (iii) female germ-cell and (iv) ovule on it.
“Cell division is a type of reproduction in unicellular organism.” Justify.
What is phototropism?
Which of the following is not an unisexual flower?
a) Coconut
b) Papaya
c) Gulmohor
d) Maize
Explain sexual reproduction in plants.
What is cleistogamy? Write one advantage and one disadvantage of it, to the plant.
What is meant by pollination?
__________ is present in unisexual flower.
Give scientific reason.
Flower is a structural unit of sexual reproduction in plants.
Distinguish between self-pollination and cross-pollination.
The male reproductive part of a flower is ______.
Write the events involved in the sexual reproduction of a flowering plant.
Discuss the first event and write the types.
Which of the following are the chemical components of the wall of pollen tube?
Antipodal cells are present towards the ______ in an anatropous ovule.
Which of the following is the outermost protective layer of anther?
In a flowering plant, archesporium gives rise to ______.
Which out of the following processes does not lead to the formation of clones.
Which among the following statements are true for sexual reproduction in flowering plants?
- It requires two types of gametes
- Fertilisation is a compulsory event
- It always results in formation of zygote
- Offspring formed are clones
Give reason for the following:
Fertilization cannot take place in flowers if pollination does not occur.
State the number of sets of chromosomes present in a zygote.
What is the structural unit of sexual reproduction in plant?
What are the agents for pollination?
- Assertion: Primary endosperm nucleus is diploid.
- Reason: It is the product of double fertilisation.
