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प्रश्न
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
उत्तर
(i) A is ovary—Hormones are estrogen and progesterone.
(ii)
(1) If fertilization takes place, after about 7 days of fertilization the embryo reaches the uterus.
(2) If there is no fertilization uterine lining is shed off with blood flow.
(iii) Fallopian tube.
(iv) 
APPEARS IN
संबंधित प्रश्न
Define the term Gamete.
When pregnancy does not occur, the life of corpus luteum is about ______.
Name the following:
Organ producing sperms.
Name the following:
Fusion of sperm and ovum.
What is fertilization? Name the site of fertilization in the human females.
How is the fetus protected?
Complete the following sentences with appropriate word:
The sperms in a human male are produced in _____.
Complete the following sentences with appropriate word:
___________ hormones are secreted by the interstitial cells.
Long answer question.
Describe the process of fertilization.
Give any four significances of fertilization in humans.
