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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
State whether the following statement is true (T) or false (F):
A fertilised egg becomes a seed.
Name the following:
The fully developed part of the ovary containing a mature egg.
Give the appropriate term for the following:
Process of fusion of ovum and sperm.
One egg is released from each of the two ovaries every month.
Name the following:
Organ where fertilization occurs.
Name the following:
Virgin birth
Give the functions of the following:
Fallopian tube
Define the following:
Spermatogenesis
The following diagram represents the vertical sectional view of the human female reproductive system.
How does the uterus prepare for the reception of zygote?
Write in sequence the regions in which a mature sperm travels from the seminiferous tubules up to the urethral opening?
Give Reasons
Gametes have a haploid (n) number of chromosomes.
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
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Fertilization is the product of the egg nucleus and the sperm nucleus.
Answer the following question.
What is capacitation? Give its importance.
Explain the mechanism of fertilization in humans.
How can plants and animals save themselves from extinction?
Which of the following is the first cell of human life?
The eggs of frogs do not have shells for protection, yet they are safe in water, how?
What are autosomes chromosomes?
