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प्रश्न
Where is the male gamete formed in flowering plants?
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उत्तर
In flowering plants, the male gametes are formed in the anther of the stamen.
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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
The reproductive part of a plant is the ______.
What is made in anther of a flower?
Give some examples of different modes of fertilisation in nature?
Name the part of a seed which grows into root.
In a bisexual flower, inspite of the young stamens being removed artificially, the flower produces fruit. Explain.
Fill in the blanks:
A carpel consists of ________ , ________ and ________.
Mention the function of Stigma.
You have to perform the experiment, "To identify the different parts of an embryo of a gram seed." Describe the procedure that you would follow.
Draw a diagram of a pistil showing pollen tube growth into the ovule and label the following:
Pollen grain, male gamete, female gamete, ovary.
What is phototropism?
Identify the parts A, B, C, and D?
What would be the number of chromosomes of the aleurone cells of a plant with 42 chromosomes in its roots tip cells?
Sperm and egg nuclei fuse due to ______.
Complete the table
| Carly x | ______ | ______ |
| ______ | petal | attract insects |
| Androecium | ______ | Male reproductive part |
| ______ | ______ | Female reproductive part. |
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
Is the chromosome number of zygote, embryonal cells and adult of a particular organism always constant? How is the constancy maintained in these three stages?
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?
