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प्रश्न
Humans are ______.
पर्याय
oviparous
viviparous
ovoviviparous
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उत्तर
Humans are viviparous.
Explanation:
Sexually reproducing organisms like humans that give birth to young ones directly. In this case, the development of the zygote occurs within the body of the organism. Such organisms are called viviparous.
संबंधित प्रश्न
Fill in the blank:
The sac-like structure present outside the body and which contains testes is called _________.
Given below is the outline of the male reproductive system. Name the parts labelled 1 to 8 and state their functions. Also name the corresponding structure of part (4) in the female reproductive system.
Given on the right is a diagram which represents the reproductive organs of a man:
(i) Write the names of the parts numbered 1 to 16.
(ii) Give two functions of the part 6.
(iii) Name three components of the fluid which may be found in the tube labeled 2.
(iv) What is the main function of the part labelled 3?
Give the functions of the following:
Testes
Given below is the schematic diagram of the sectional view of the human male reproductive system.
State the functions of the parts numbered 1, 2, 3, 5, 8 and 11.
Name the Following
Muscular extension of cauda epididymis.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Cowper’s gland opens into the urethra.
Identify the number of spermatids produced from 1 secondary spermatocyte.
Identify the labels (a, b, c, and d) in the given diagram of the male reproductive system.
lf vasectomized man attempts to rape, then the presence of which of the following confirms it?
Failure of testes to descend from abdomen into scrotum leads to ______.
Sertoli cells are regulated by the pituitary hormone known as ______.
The correct sequence of spermatogenetic stages leading to the formation of sperms in a mature human testis is ______.
Give two reasons for the appearance of variations among the progeny formed by sexual reproduction.
The shared terminal duct of the reproductive and urinary system in the human male is ______.
The process of formation of sperms is known as ______.
Identify A, B, C, D, in the given diagram of the human reproductive system:
Given below is a certain situation. Analyze and describe its possible impact on a person:
The Vas deferens of a man is plugged.
The bulbourethral glands (Cowper's glands) are paired glands located at which anatomical position?
What is the composition of semen in terms of its cellular and fluid components?
