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प्रश्न
Define.
Fertilization
Define the following term:
Fertilization
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उत्तर
The formation of a zygote by the union of male and female gametes is known as fertilization.
संबंधित प्रश्न
Mention the function of Seeds.
Name the following:
The accessory gland in human males whose secretion activates the sperms
Choose the odd one in each of the following:
Sperm; implantation; fertilization; ovum; afterbirth
Differentiate between:
Semen and sperm
What happens to uterus if fertilization takes place? And what happens to uterus if fertilization does not take place?
Name the following:
Fusion of sperm and ovum.
Give Reasons
The acrosome of sperm secretes an enzyme called hyaluronidase at the time of fertilization
Give Reasons
The oviduct funnel is lined with cilia.
Study the diagram given below and then answer the questions that follow:
(i) Name the part labeled A. Name any two hormones produced by the part labeled A.
(ii) What happens to the part labeled B.
(1) if fertilization takes place?
(2) If fertilization does not take place?
(iii) Where does fertilization occur?
(iv) Draw a neat diagram of the human sperm as seen under high magnification and label the following parts.
(1) Acrosome
(2) Mitochondria
Give Technical Term:
What term is used for the production and maturation of sperms in the testes?
Give Technical Term:
In how many weeks fetus development is completed?
Give Technical Term:
A method of contraception in which the sperm duct is cut and ligated.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Sperm is a single cell.
Write the functional activity of the following structure:
Prostate gland
Answer the following question.
What is capacitation? Give its importance.
Write a short note on fallopian tube.
How can plants and animals save themselves from extinction?
Give scientific reason.
The new individual produced by sexual reproduction always has the recombined genes of both the parents.
Which of the following occurs due to the process of capacitation?
Give any four significances of fertilization in humans.
