Cell Cycle And Cell Division Test

Cell Cycle And Cell Division

This is Cell Cycle And Cell Division Test-05 for CBSE class 11 Biology.. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
The transition period between M-phase I and M-phase II in without DNA replication
  • A
    Transition period
  • B
    Interphase
  • C
    Interstage
  • D
    Interkinesis
    Correct
2
Crossing over results the exchange of genetic material, which occurs between
  • A
    Homologous chromosomes
    Correct
  • B
    Non-homologous chromosome
  • C
    Sister chromatids
  • D
    Non-sister chromosomes
3
Who stated first of all that new cells are formed from division of pre-existing cells?
  • A
    Winiwater
  • B
    Farmer and Moore
  • C
    Rudolph Virchow
    Correct
  • D
    Strasburger
4
Two similar chromosome of each type present in diploid cell are called as
  • A
    Sister chromosome
  • B
    Paternal chromosome
  • C
    Homologous chromosome
    Correct
  • D
    Maternal chromosome
5
Astral body are formed of
  • A
    Microfilaments
  • B
    Intermediate filaments
  • C
    Microvilli
  • D
    Microtubules
    Correct
6
Human ------------- do not divide after birth.
  • A
    Heart cells
  • B
    Blood cells
  • C
    All of above
  • D
    Nerve cells
    Correct
7
In diploid cells,each homologous chromosome consists of
  • A
    A pair of paternal chromosomes
  • B
    Two sister chromatids
  • C
    Paternal and maternal chromosomes
    Correct
  • D
    A pair of maternal chromosomes
8
Polyploidy is the property of
  • A
    Increasing the size of chromosomes
  • B
    Decreasing the number of chromosome sets
  • C
    Maintaining the genetic materials
  • D
    Increasing the number of chromosome sets
    Correct
9
Lampbrush chromosome where two homologous chromosome with several chiasmata with several loops in chromatic region is found in
  • A
    Hair cells
  • B
    Bean inflorescence
  • C
    Skin cells
  • D
    Egg yolk
    Correct
10
Number of chromosome and amount of DNA content per cell change during
  • A
    Metaphase and S-phase
  • B
    Telophase and M-phase
  • C
    Anaphase and S-phase
    Correct
  • D
    Interphase and G1 phase
11
The number of chromosome and the amount of DNA are changed in
  • A
    Interphase and S phase
  • B
    None of these
  • C
    Anaphase and S phase
    Correct
  • D
    Metaphase and M phase
12
Each chromosome consists of ---- chromatids
  • A
    One
  • B
    Two
    Correct
  • C
    Four
  • D
    Eight
13
In the metaphase stage, the chromosomes are made up of
  • A
    Two sister chromatids
    Correct
  • B
    One sister and two non-sister chromatids
  • C
    One sister chromatid
  • D
    Two non-sister chromatids
14
In plant cells, the new cell wall begins by the
  • A
    Cell cycle
  • B
    Centromere
  • C
    Chromatid
  • D
    Cell plate
    Correct
15
Crossing over results the exchange of genetic material, which occurs between
  • A
    Sister chromatids
  • B
    Homologous chromosomes
    Correct
  • C
    Non-homologous chromosome
  • D
    Bivalents