Question Pool Human Reproduction

Human Reproduction - SAMAGRA Question Pool & Answers | Class 12

Kerala Syllabus SAMAGRA SCERT SAMAGRA Question Pool for Class 12 Biology Human Reproduction

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Qn 1.

Ovarian hormone levels of Menstrual cycle given below.

 

 

 

 

 

 

 (a).Draw the graph of pituitary hormone level in associated with menstrual cycle.

 (b).Mention the changes occures in ovary and uterus after menstruation



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Qn 2.

Analyse the words given below and arrange them in two headings

( Vas deferens,Vagina,Epididymis ,Common ejaculatory duct , fimbriae,fallopian tube)

  • Answer)

    Parts of male reproductive

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    Qn 3.

    Compare spermatogenesis and spermiogenesis.

    • Answer)
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      Qn 4.

      Compare spermatogenesis and oogenesis

      • Answer)
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      Qn 5.

      250 primary spermatocytes produced in testes .Write the No of spermatids produced from these  primary spermatocytes.



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      Qn 6.

      Observe the process of gametogenesis given below. Answer the following questions.

       

       

       

       

       

      (a).Identify the gametogenesis

      (b).Identify 'A' and 'B'.

      (c).Compare the chromosome numbers of cell 'A” and cell 'B'.



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      Qn 7.

      Draw a flow chart which shows the path of milk from the alveoli to the mouth of the child.



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      Qn 8.

      Hymen is not a reliable indicator for virginity. Do you agree with the statement?

      Give reasons.



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      Qn 9.

      Perimetrium is the outermost layer of uterus.

      (a).Give the names of innermost and middlelayer of uterus.

      (b).Explain the functions of these layers.



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      Qn 10.

      Ovum is non motile.

      (a).Name the part of fallopian tube which collect the released ovum .

      (b).Identify the tissue found at the internal lining of the fallopian tube

      (c). Write the role of ciliated epithelium

       



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      Qn 11.

      Write the parts of female reproductive system



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      Qn 12.

      (a).Name the hormone produced from testes.

      (b).Name the cells which secrete this hormone.



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      Qn 13.

      (a).Name the paired accessory glands associated with male reproductive system.

      (b).Write its function



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      Qn 14.

      Make a flow chart showing the path way of movement of sperms from testis



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      Qn 15.

      Seminiferous tubules of testes possess two different types of cells .

      (a).Identify these cells.

      (b).Write the significance of these cells .

       



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      Qn 16.

      Each testes has 250 compartments.The compartments are called ..............



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      Qn 17.

      Testes are the primary organ for reproduction in male organism.

      (a).Name the pouch in which testes located.

      (b).Explain it's significance



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      Qn 18.

      Seminiferous tubules of testes possess two different types of cells .

      (a).Identify these cells.

      (b).Write the significance of these cells .



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      Qn 19.

      Each testes has 250 compartments.The compartments are called ..............



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      Qn 20.

      Testes are the primary organ for reproduction in male organism.

      (a).Name the pouch in which testes located.

      (b).Explain it's significance



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      Qn 21.

      Observe the diagram.

       

       

       

       

       

       

       (a).Identify the parts 'A' ,'B','C' and 'D'

      (c).Name two contraceptives used to insert to the part D to block the entry of sperms



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      Qn 22.

      Complete the following.

       

      Hormone

      Action

      Prolactin

      ..............................................

      .......................................

      Keeping pregnancy

      .......................................

      Secondary sexual characters of male

    • Answer)
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      Qn 23.

      a.Seminal plasma contains different types of substances. Identify them.

      b.Write the function of bulbo urethral gland



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      Qn 24.

      The release of ovum is called ....................................



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      Qn 25.

      The first menstruation begins at puberty and is called .................



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      Qn 26.

      Menstrual cycle is the reproductive cycle of .........................



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      Qn 27.

      (a).Name the different phases of menstrual cycle indicated as A ,B & C.

      (b).Write the function of progesterone



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      Qn 28.

      Name the three layers of uterus.Write their functions

      • Answer)

      Endometrium -

      Inner glandular

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      Qn 29.

      Name the finger like projections found at the edges of infundibulum.Write its function.



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      Qn 30.

      Differentiate infundibulam, Ampulla and Isthmus.



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      Qn 31.

      Name the accessory ducts of female reproductive system



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      Qn 32.

      Each ovary is covered by a thick epithelium which encloses the ovarian stroma.Name the two zones of stroma.



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      Qn 33.

      Fill in the blanks using the words or sentences given below.

      (Gametogenesis,Fusion of male and female gamets,implantation,parturition ,the development of embryo,Transfer of sperms into the female genital part)

      Formation of gametes

      ............................a...............................

      .............................b ...........................

      Insemination

      .............................c ...........................

      Fertililization

      Attachment of blastocyst into the uterine wall

      .............................d..............................

      ............................e............................

      Gestation

      Delivery of a baby

      .............................f ..............................