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प्रश्न
Fill in the following blank with suitable word :
Ovules contain ......... gametes of a plant.
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उत्तर
Ovules contain female gametes of a plant.
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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.
"The chromosomal number of the sexually producing parents and their offspring is the same." Justify this statement.
Write the names of those parts of a flower which serve the same function as the following do in the animals :
(i) testis,
(ii) sperm,
(iii) ovary,
(iv) egg
Explain what you understand by sexual reproduction.
Fill in the following blank with suitable word :
Pollen grains contain ............ gametes of a plant.
In what ways is fertilisation in a plant different from fertilisation in a human?
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.
List any two differences between pollination and fertilization.
Draw a diagram of the longitudinal section of a flower and label the following parts.
Pollen grains are formed by _________ division in locules of anthers.
Define.
Inflorescence
In which part of the flower germination of pollen grains takes place?
Generally, in a pollen tube, which of the following moves to the tip of the tube?
In a flowering plant, archesporium gives rise to ______.
Conidia are formed endogenously while zoospores are formed endogenously.
The flower of the Hibiscus plant is ______
The seed that contains the future plant is called the ______
Pollen grains are produced by ______
Trace the path a male gamete takes to fertilise a female gamete after being released from the penis.
Triple fusion involves ______.
