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प्रश्न
Name the two types of twins.
Give the name.
Types of twins.
Name the following:
Two types of twins.
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उत्तर १
Monozygotic and dizygotic twins.
उत्तर २
Fraternal and Identical.
संबंधित प्रश्न
Why does menstruation occur?
Name the function of the following:
Sperm tail
How many eggs are released by a human ovary in a month? How many eggs do you think would have been released if the mother gave birth to identical twins? Would your answer change if the twins born were fraternal?
Name the function of the following:
Fimbriae
Choose the odd one in each of the following:
Ovary; fallopian tube; ureter; uterus
After puberty human female shows cyclic changes in her reproductive system. Explain structural and hormonal changes in the uterus.
(OR)
Give reasons :
(1) Scrotal sac serves as thermoregulator.
(2) Corpus luteum gets converted into corpus albicans in absence of fertilization.
(3) Missing of menses is the first indication of pregnancy.
(4) Surgical sterilization is a permanent method of birth control. (5) Human egg is microlecithal.
The diagram given below represents a system in the human body. Stud the diagram and answer the following questions: 
Mention the number and the name of the part involved in fertilization and implantation from the above diagram.
Define the following:
Parturition
The below diagram represents the sectional view of the female reproductive organs of a mammal.
(i) Label the parts numbered 1 to 7.
(ii) What are the main functions of the parts labeled 2, 5, 6?
Give Technical Term:
Name the connective tissue surrounding the ovary.
State the Location:
Ovary
Write the functional activity of the following structure:
Inguinal canal
Womb is used to refer ______.
All are internal genitalia in females. EXCEPT ______.
Identify the labels (i, ii and iii) in the given diagram of the female reproductive system.
Mark the CORRECT sequence of structures in the breast from the inner to the outer side.
The part of fallopian tube closest to the ovary is ______.
Ovulation occurs under the influence of ______.
The external genitalia of the human female is called ______.
Mark the odd one.
Fertilization occurs in human females when the sperms and ovum reach simultaneously at ______
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.
Site of fertilization in human is ______
State whether the following statement is True or False. If false, correct the statement:
In adult human females, a single mature egg is released into an oviduct every month.
Given below is a certain situation. Analyze and describe its possible impact on a person:
Placenta does not attach to the uterus optimally.
The______ is also called the womb.
Sketch and label - Graafian follicle.
The diagram given below shows a section of the human ovary.
- Name the process for the release of the part labelled 1.
- Write the name of the structure marked 2.
Rewrite the terms in the correct order so as to be in a logical sequence.
Sperm duct, coitus, sperm, vagina, urethra.
Define the following term:
Hymen
Statement I: The presence or absence of hymen is not a reliable indicator of virginity.
Statement II: The hymen is torn during the first coitus only.
In the light of the above statements, choose the correct answer from the options given below:
