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प्रश्न
Choose the correct answer:
First menstrual cycle is known as ___________
विकल्प
menopause
amenorrhoea
puberty
Menarche
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उत्तर
First menstrual cycle is known as menarche
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संबंधित प्रश्न
A single highly coiled tube where sperms are stored gets concentrated, and mature is known as ______
Where does fertilisation take place in human females?
In human females, an event that indicates the onset of reproductive phase is :
(a) growth of body
(b) change in hair pattern
(c) change in voice
(d) menstruation
When a fertilised egg E formed in the oviduct of a human female divides repeatedly to form an embryo, the embryo gets implanted in the thick and soft lining of the uterus. After this a disc-like special tissue T develops between the uterus wall and embryo through which all the requirements of the developing embryo (and foetus) are met from the mother's body, The embryo is connected to the tissue T through a string like structure S.
(a) What is the other name of fertilised egg cell E?
(b) What is the name of tissue T?
(c) Name the string-like structure S.
(d) Name two substances which pass from mother's blood to embryo through tissue T and, one type of substance which passes from embryo to mother's blood.
(e) What happens to S when the baby is born? Why?
Rewrite the terms in the correct order so as to be in a logical sequence.
Implantation, ovulation, child birth, gestation, fertilisation.
State the role of placenta in the development of embryo.
Choose the correct answer:
The aim of sexual reproduction _________
Name the following:
Male and Female organs on specific individuals.
Differentiate on the basis of what is indicated in brackets :
The prostate gland and Cowper’s gland (the nature of secretion)
Choose the Odd One Out:
