Advertisements
Advertisements
प्रश्न
In tobacco plant, the male gametes have 24 chromosomes.
What is the number of chromosomes in the female gamete?
Advertisements
उत्तर
The number of chromosomes in a female gamete is equal to the number of chromosomes in a male gamete, i.e., 24.
APPEARS IN
संबंधित प्रश्न
Draw a neat sketch of the carpel of a flower. Mark in it stigma, style and ovary.
Explain the terms 'self pollination'
Explain the terms 'cross-pollination'?
How is the process of pollination different from fertilization?
What type of plants reproduce by sexual reproduction method?
What is seed? What are the parts of a seed? Explain with the help of a labelled diagram.
(a) Draw a neat diagram of a flower showing its various parts. In this diagram mark stem, receptacle, sepals, petals, stamen and carpel.
(b) What name is given to (i) all the petals of a flower, and (ii) all the sepals of a flower?
(c) What are (i) stamen, and (ii) carpel, in a flower?
(d) What is the other name of carpel of a flower?
(e) What is the name of yellow powdery substance present in the anther of a flower?
The correct sequence of reproductive stages occurring in flowering plants is ______
State whether the following statement is true (T) or false (F):
Stamens make egg cells.
Mention the function of Anther.
Write the names of male and female reproductive parts of a flower.
Bisexual : Hibiscus : : Unisexual : ___________
Pollen grains from anther are transferred to the stigma.
Give scientific reason.
Flower is a structural unit of sexual reproduction in plants.
Identify the parts A, B, C, and D?
The ovule of an angiosperm is technically equivalent to ______
Antipodal cells are present towards the ______ in an anatropous ovule.
Gloriosa superba exhibits ______.
Double fertilization is exhibited by ______
Sketch and label the essential and accessory whorls of flower.
