Advertisements
Advertisements
प्रश्न
The membranous cover of the ovum at ovulation is ______.
पर्याय
Corona radiata
Zona radiata
Zona pellucida
Chorion
Advertisements
उत्तर
The membranous cover of the ovum at ovulation is corona radiata.
Explanation:
The corona radiata is the membranous cover of the ovum at ovulation, formed by the layers of follicular cells surrounding the ovum. It provides nutrients and protection to the ovum during ovulation.
APPEARS IN
संबंधित प्रश्न
Find the odd one out and write it: vagina, uterus, vas deferens, ovary
Explain the process of fertilization in human beings.
List two example of each diseases caused due to (i) bacterial infection and (ii) viral infection. Which device or devices may be used to prevent the spread of such diseases.
Write the site of fertilization and the part where the zygote gets implanted in the human female.
Why are testes located outside the abdominal cavity? What is responsible for bringing about changes in appearance seen in boys at the time of puberty?
Name the cells that secrete Testosterone
State the main function of the Sperm duct.
Name the liquid that contains sperms.
Write the names of male sex hormone?
The diagram shows female reproductive system. Name the parts labelled A to D.
(a) In which part do the sperms enter?
(b) Which part releases the egg?
(c) In which part does fertilisation take place?
(d) In which part does the foetus develop?

Name the organs which produce ova (or egg cells) in human females.
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
In human males, the testes lie in the scrotum outside the body because it helps in the
(a) process of mating
(b) formation of sperms
(c) easy transfer of sperms
(d) all the above
Which among the following are not the functions of testes at puberty?
(i) formation of germ cells
(ii) secretion of testosterone
(iii) development of the placenta
(iv) secretion of estrogen
During adolescence, several changes occur in the human body. Mark one change from the following associated with sexual maturation in boys.
The male gametes in a flower and in a human are produced respectively in :
(a) stigma and ovary
(b) anther and style
(c) ovary and testes
(d) anther and testes
Explain why, a human zygote is more likely to grow into an adult than a frog zygote.
Write two examples of sexually transmitted diseases caused by bacteria.
Gender of child is determined by the male partner of couple. Explain with reasons whether this statement is true or false.
Choose the correct answer:
Fertilization occurs in _____________
Give the function of the following:
Uterus
Answer the following question.
What is contraception? List three advantages of adopting contraceptive measures.
Name the Following
What does this abbreviation stand for FSH?
Give Technical Term:
What are the age restrictions for marriages by law for boys and girls in India?
Choose the Odd One Out:
The male homologue of the female clitoris is ____________.
Mention the importance of the position of the testes in humans.
The following is the illustration of the sequence of ovarian events (a-i) in a human female.

Write the difference between C and H.
______ is a lytic enzyme released by the sperm.
Mention any two changes that are common to both boys and girls in early teenage years.
