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प्रश्न
Fill in the following blank with suitable word :
The name of the structure in the flower in which the male gamete is formed is...........
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उत्तर
The structure of a flower in which the male gamete is formed is pollen.
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संबंधित प्रश्न
Where are a plant's sex organs located?
Fill in the following blank with suitable word :
The ovary of a flower becomes ....... after fertilisation.
Draw a neat sketch of the carpel of a flower. Mark in it stigma, style and ovary.
What is made in anther of a flower?
How do the insects help in cross-pollination?
What is meant by ‘unisexual flowers’?
Draw a neat diagram of a flower showing its various parts. In this diagram mark stem, receptacle, sepals, petals, stamen and carpel.
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.
State whether the following statement is true (T) or false (F):
Stamens make egg cells.
Draw a diagram of the longitudinal section of a flower and label on it sepal, petal, ovary and stigma.
Fill in the blank by selecting suitable word:
Transfer of pollen grains from the anther to the stigma is known as______________.
Differentiate between self-pollination and cross-pollination.
Define.
Inflorescence
The essential parts of a flower are ______.
Sperm and egg nuclei fuse due to ______.
Pineapple fruit develops from ______.
Length of pollen tube depends on the distance between ______
Where is the zygote located in the flower after fertilization?
What is the function of calyx?
State the post-fertilisation changes that lead to fruit formation in plants.
