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प्रश्न
What is ovulation? How often does it happen in human females?
उत्तर
Ovulation is the release of an ovum from the ovary. It happens once in 28 days in human females.
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संबंधित प्रश्न
State the changes that take place in the uterus when Implantation of embryo has occurred
Given below are diagrams showing the different stages in the process of fertilisation of an egg. in the human female reproductive tract.
Study the diagrams and answer the questions:
1) Arrange the letters given below each diagram in a logical sequence to show the correct order in the process of fertilisation.
2) Where does fertilisation normally take place? and What is ‘Implantation’ that follows fertilisation?
3) Mention the chromosome number of the egg and zygote in humans.
4) Explain the term ‘Gestation’. How long does Gestation last in humans?
5) Draw a neat, labelled diagram of a mature human sperm.
Where is the female gamete formed in humans?
Which part of the human body produces ova?
Which structure in human female is equivalent to the vas deferens in the male?and in what respect the structures are equivalent?
One of the following is not a part of the human male reproductive system. This is
(a) testis
(b) oviduct
(c) seminal vesicle
(d) prostrate gland
Define the following:
Asexual reproduction
What is sexual reproduction? What are its essential features?
Name the Following
Days in the human gestation period.
