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General Knowledge :: Biology

  1. Who first studied the process of cell division in animals?

  2. A.

     Walther Fleming

    B.

     Chase

    C.

     Mendel

    D.

     Drawin


  3. Which division provides a means of transmitting unchange information to the daughter cells?

  4. A.

     Mitosis

    B.

     Meiosis

    C.

     Binary fission

    D.

     Fragmention


  5. Which of the following does not occur during mitosis?

  6. A.

     Spindle formation

    B.

     Condensation of the chromosomes

    C.

     Breakdown of the nuclear membrane

    D.

     Replication of the DNA


  7. Meiosis II is similar to mitosis in that

  8. A.

     The daughter cells are diploid

    B.

     Sister chromatids separate during anaphase

    C.

     DNA replicates before the division

    D.

     All of the above


  9. In animal cells, cell division starts with the division of

  10. A.

     Centromeres

    B.

     Centrioles

    C.

     Centrosomes

    D.

     Ribosomes


  11. Which is a homologous chromosome pair?

  12. A.

     Tetrad

    B.

     Gamate

    C.

     Chromatid

    D.

     Zygote


  13. A multicellular organism grows by ________ .

  14. A.

     Cell addition

    B.

     Cell explosion

    C.

     Cell implosion

    D.

     Cell division


  15. At anaphase stage of mitosis in plant cells, interzonal of the spindle fibres gets transformed into

  16. A.

     Equatorial plate

    B.

     Nucleoplast

    C.

     Phragmoplast

    D.

     Chloroplast


  17. During which stage of mitosis does cytokinesis usually occur in animals?

  18. A.

     Prophase

    B.

     Metaphase

    C.

     Anaphase

    D.

     Telophase


  19. During the metaphase and anaphase stages of cell division, each chromosome comprises of two unseparated replicas known as the

  20. A.

     Chiasmata

    B.

     Plastids

    C.

     Chromatids

    D.

     Tetrads