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प्रश्न
Given below are the events in human reproduction. Write them in correct sequential order.
Insemination, gametogenesis, fertilisation, parturition, gestation, implantation
Given below are the stages in human reproduction . Write them in correct sequential order.
Implantation, Gametogenesis, Gestation, Parturition, Fertilization, Insemination.
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उत्तर
Gametogenesis, Insemination, Fertilisation, Implantation, Gestation, Parturition.
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संबंधित प्रश्न
Name the human male reproductive organ that produces sperms and also secretes a hormone. Write the functions of the secreted hormone.
List any four methods of contraception used by humans. State in brief two advantages of adopting such preventive methods.
Describe, in brief, the changes the uterus undergoes
(i) to receive the zygote.
(ii) if zygote is not formed
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.
If a woman is using a copper-T, will it help in protecting her from sexually transmitted diseases?
Mention the total number of chromosomes along with the sex chromosomes that are present in a human female and a human male. Explain how in sexually producing organisms the number of chromosomes in the progeny remains the same as that of the parents.
State the main function of the Corpus luteum
The site of maturation of human sperms is the
Give biological explanations for All the food chains begin with green plants.
Where is the female gamete formed in humans?
What is gestation period? How much is the gestation period in humans?
What is the scientific name of womb?
What is placenta? What is its function?
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
The ratio of the number of chromosomes in a human zygote and a human sperm is ______
When a female child is born, her ovaries already contain thousands of immature eggs (or ova) contained in immature structures A. On maturing, A bursts open and an egg shoots out of the ovary in a process called B. The process B starts in the females at puberty and occurs again and again after a time period x. Before every occurrence of process B, the inner lining of uterus becomes thick and soft with lots of blood vessels in it. When the egg cell gets fertilised by a sperm, then an event C occurs in the life of mature human female which lasts for time period y leading to the birth of baby. If, however, the egg cell released by the ovary does not get a sperm to fuse with, then the thick and soft inner lining of uterus breaks down and comes out of the female's body in an event called D. The occurrence of event D is controlled by chemical substances E.
(a) What are A?
(b) What is process B?
(c) What is the time period x?
(d) Name the event C.
(e) How much is the time period y?
(f) What is the name of process D?
(g) Name the chemical substances E.
Write two examples of sexually transmitted diseases caused by virus.
Gender of child is determined by the male partner of couple. Explain with reasons whether this statement is true or false.
Give appropriate term of the following:
The onset of reproductive phase in a young female.
What are the signs of puberty in human males and females?
Draw a labeled diagram of the human female reproductive system.
Give Technical Term:
What are the age restrictions for marriages by law for boys and girls in India?
Choose the Odd One Out:
Choose the Odd One Out:
Choose the Odd One Out:
Reproductive organs are also considered endocrine glands.
Match Columns I and II and select the correct option.
| Columns I | Columns II | ||
| i. | Transfer of sperms in the female genital tract. | a. | Gestation |
| ii. | Delivery of baby | b. | Fertilization |
| iii. | Fusion of male and female gamete. | c. | Parturition |
| iv. | Formation of sperms and ovum | d. | Insemination |
| e. | Gametogenesis |
Mention any two changes that are common to both boys and girls in early teenage years.
