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प्रश्न
Name the two types of twins.
Give the names:
Types of twins.
Name the following:
Two types of twins.
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उत्तर १
Monozygotic twins and Dizygotic twins
उत्तर २
Identical twins and Fraternal twins
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संबंधित प्रश्न
Mention the functions of Uterus in the human female reproductive system.
Describe the human female reproductive system with a labelled diagram.
In female, after how much time after fertilization, does the fertilized egg get implanted in the
uterine wall?
Complete the paragraph with the help of words given in the bracket.
(Luteinizing hormone, endometrium of uterus, follicle stimulating hormone, estrogen, progesterone, corpus luteum)
Growth of follicles present in the ovary occurs under the effect of ______. This follicle secretes estrogen. ______ grows/regenerates under the effect of estrogen. Under the effect of ______, fully grown up follicle bursts, ovulation occurs and ______ is formed from remaining part of follicle. It secrets ______ and ______. Under the effect of these hormones, glands of ______ are activated and it becomes ready for implantation.
Explain the concept of IVF.
Choose the correct answer:
The onset of menstruation in the female is termed __________
The diagram alongside is the vertical section of female reproductive organs. Study the diagram and answer the questions that follow:
(i) Name the fully developed part of ovary containing the ovum.
(ii) Name the organ of the female body in which the foetus develops.
(iii) What is ovulation?
(iv) Which two hormones are secreted by ovary?
Name the following:
The separation of the foetus from the mother's body.
Complete the following statement by choosing the correct alternative:
Female copulatory organ ______.
Define the following:
Parturition
Name the Following
The hormone that stimulates the contraction of the uterus during childbirth.
Multiple Choice Question:
Sterilization in the female involves cuffing and tying the
Write the functions of ovary
The pair of thin folds present inner to the labia majora is ____________.
All are associated with ovulation in human female, EXCEPT
Penis is homologous to ____________.
Which of the following statements regarding human reproduction is INCORRECT?
During which process is the egg released from the Graafian follicle?
Which one the following is a part of external genitalia of a female human being?
After birth, colostrum is released from mammary glands which is rich in ______.
Lower narrow end of uterus is called ______.
What marks the beginning of the reproductive life of a woman?
Read the following and answer from given below:
During copulation, semen is released by the penis into the vegina. The motile sperms swim rapidly, fuse with the ovum in the ampullary region, resulting in fertilization. The haploid nucleus of sperm fuses with that of the ovum to form a diploid zygote.
Select the correct sequence of various physical and chemical events that take place during fertilisation.
P. Fusion of cortical granules with the plasma membrane of secondary oocyte.
Q. Formation of fertilization cone to receive sperm.
R. Release of sperm lysin from acrosome.
S. Mixing up of chromosomes of a sperm and an ovum.
What are various ways to avoid pregnancy? Elaborate any one method.
In rabbits, humans and other placental mammals, fertilization occurs in ______.
The ______ is also called the womb.
Choose the odd one out from the group of terms given below and write the category for the remaining terms:
Distinguish between the following pair:
Spermatogenesis and oogenesis
At what age does puberty begin in females?
