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In ul"higher" organisms, cell division i...

In `ul"higher"` organisms, cell division in itself is a mode of reproduction.

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Match the organisms given in column I with their mode of reproduction in column II and select the correct answer from the codes given below. {:("Column I", "Column II"),("Potato", (i) "Zoospores"),("Spirogyra", (ii) "Stem cuttings"),("Rose" ,(iii)"Conidiospores"),("Penicillium",(iv)"Stem tubers"):}

Which of the following statements, support the view that elaborate sexual reproductive process appeared much later in the organic evolution ? (i) Lower groups of organisms have simpler body design. (ii) Asexual reproduction is common in lower groups. (iii) Asexual reproduction is common in higher groups of organisms. (iv) The high incidence of sexual reproduction in angiosperms and vertebrates. Choose the correct answer given below.

Knowledge Check

  • Cell division itself is a mode of reproduction in

    A
    Amoeba
    B
    Paramecium
    C
    Both (a) and (b)
    D
    None of these

  • During the G1 phase of cell division

    A
    RNA and protein are synthesized
    B
    DNA and protein are synthesized
    C
    Cell prepared for M phase
    D
    Cell undergoes duplication

  • The significance of mitosis cell division is:

    A
    Daughter cells have quantitatively same chromosomes as parent
    B
    To produce same chromosomes qualitatively.
    C
    Both (a) and (b)
    D
    None of these

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