he figures given below depicts a diagrammatic sectional view of the female reproductive system of humans. Which one set of three parts out of A-F have been correctly identified. from Biology Human Reproduction Class 12 Nagaland Board
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Class 10 Class 12

he figures given below depicts a diagrammatic sectional view of the female reproductive system of humans. Which one set of three parts out of A-F have been correctly identified.

  • C- Infundibulum, D -Fimbriae, E -cervix

  • D- oviducal funnel, E Uterus, F- cervix

  • A - Perimetrium, B - Myometrium, C -Fallopian tube

  • B- Endometrium, C - Infundibulum, D - Fimbriae


A.

C- Infundibulum, D -Fimbriae, E -cervix

The fallopian tube is about 10-12 cm long and extends from the periphery of each ovary to the uterus. The part closer to the ovary is the funnel-shaped and is called infundibulum. The edges of the infundibulum possess finger - like projections called fimbriae, which helps is a collection of the ovum after ovulation. The uterus opens into the vagina through a narrow cervix.

The fallopian tube is about 10-12 cm long and extends from the periphery of each ovary to the uterus. The part closer to the ovary is the funnel-shaped and is called infundibulum. The edges of the infundibulum possess finger - like projections called fimbriae, which helps is a collection of the ovum after ovulation. The uterus opens into the vagina through a narrow cervix.

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Which of the following shows hermaphroditism and self fertilization ?
  • Earthworm
  • Tapeworm
  • Both A & B
  • Rotifers.

B.

Tapeworm
976 Views

The process of differentiation of spermatid into a spermatozoa is known as :
  • spermatogenesis
  • gametogenesis
  • spermiogenesis
  • oogenesis

C.

spermiogenesis
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The chromosone in primary spermatocyte are :
  •  22 + X 
  • 22+Y
  • 44 + XX
  • 44 + XY

D.

44 + XY
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Primary spermatocyte produces 4 spermatozoa, but primary oocyte produces :
  • 1 ovum
  • 2 ova
  • 3 ova
  • 4 ova

A.

1 ovum
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Ovulation takes place :
  • 2 weeks before the start of next menstrual cycle
  • 14th day of 28 days cycle
  • 10 days after the cease of previous monthly cycle
  •  All the above are correct.

B.

14th day of 28 days cycle
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