Advertisements
Advertisements
Question
Name the function of the following:
Sperm tail
Advertisements
Solution
The tail is an extremely vibrating posterior section of the sperm that aids in swimming. The capacity to swim (known as motility) is required for male fertility because the sperm has to move up the vaginal canal, cervix, and cervical canal to reach the ovum.
APPEARS IN
RELATED QUESTIONS
How many eggs do you think were released by the ovary of a female dog which gave birth to 6 puppies?
Given here is a section of the female reproductive system of human beings.

Name the parts labelled 1 to 4
Fill in the blank:
Lower part of uterus is called _________.
Fill in the blank:
Development of baby (foetus) takes place inside __________.
What happens in a girl’s body under the influence of hormones?
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.
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 ______.
Name the Following
The age or period when the reproductive organs become fully operational.
Give Technical Term:
What term is used for the production and maturation of eggs in the ovaries?
Complete the following sentences with appropriate word:
A hormone secreted in a female to facilitate parturition is ________.
Multiple Choice Question:
Corpus luteum in mammals occurs in
What is true of gametes?
The birth canal is formed by ______.
Egg is liberated from ovary in ______.
Bartholin’s glands are situated ______.
To produce 400 seeds, the number of meiotic divisions required will be ______
The embryo in humans gets nutrition from the mother’s blood with the help of a special tissue called ______
When sperm is deposited into the vagina which route does it travel?
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.
In the female genital tract, sperms are made capable of fertilizing the egg. This phenomenon of sperm activation is called ______
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.
In human females, an event that reflects onset of reproductive phase is
What is placenta? Mention its role during pregnancy?
How can we say that fish exhibits external fertilisation?
Which is a pear-shaped muscular organ in females?
With a suitable diagram, describe the organisation of mammary gland.
In which part of the human female reproductive system do the following events take place?
Release of first polar body
Sketch and label - Graafian follicle.
The ______ is also called the womb.
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:
