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प्रश्न
Name the two types of twins.
Give the names of the 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
Put a tick mark (✓) against the correct alternative in the following statement:
Internally, the uterus opens into:
Explain the concept of IVF.
The diagram given below represents a system in the human body. Stud the diagram and answer the following questions:
Label the parts marked 5 and 6.
Choose the correct answer:
Cervix is a part of ________________
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?

Complete the following statement by choosing the correct alternative:
Female copulatory organ ______.
Why is zona pellucid retained around the egg till it reaches the uterus?
Give Reasons
Most often only one embryo is formed at a time although there are two ovaries in women. Explain.
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?
Complete the following sentences with appropriate word:
The female equivalent of the penis is the _______.
Write the functional activity of the following structure:
Fallopian tubes
Multiple Choice Question:
Sterilization in the female involves cuffing and tying the
Generally, every month, __________ ovum is released in the abdominal cavity alternately from each ovary.
Which of the following is not a part of female reproductive system?
The largest cell in the human body of a female is ______.
Estrogen is secreted by ______
The development of lactiferous tubules during pregnancy is dependent on ____________.
Identify the labels (i, ii and iii) in the given diagram of the female reproductive system.

Ovulation occurs under the influence of ______.
Bartholin’s glands are situated ______.
Which part of ovary in mammals acts as an endocrine gland after ovulation?
Structure connecting the fetus to placenta is ______.
Endometrium undergoes cyclical changes and help in uterine movements.
When sperm is deposited into the vagina which route does it travel?
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.
______ is not a part of the female reproductive system in human beings.
The ______ is also called the womb.
Distinguish between the following pair:
Spermatogenesis and oogenesis
