Cell Cycle And Cell Division Test

Cell Cycle And Cell Division

This is Cell Cycle And Cell Division Test-04 for CBSE class 11 Biology.. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Chromosome appeared beaded during
  • A
    Panchytene
  • B
    Leptotene
    Correct
  • C
    Diplotene
  • D
    Diakinesis
2
Which stage is marked by terminalisation of chiasmata?
  • A
    Diakinesis
    Correct
  • B
    Panchytene
  • C
    Zygotene
  • D
    Diplotene
3
Which phase of meiosis in animal cell is shown in figure given below?
Question 3 figure 1
  • A
    Interphase
  • B
    Zygotene
  • C
    Leptotene
  • D
    Diakinesis
    Correct
4
Crossing over results the exchange of genetic material, which occurs between
  • A
    Homologous chromosomes
    Correct
  • B
    Sister chromatids
  • C
    Bivalents
  • D
    Non-homologous chromosome
5
The sexual reproduction involves fusion of special type of cell called gametes, produced by
  • A
    Meiosis
    Correct
  • B
    Mitosis
  • C
    Amitosis
  • D
    Equational division
6
The small disc shaped like structures occur in the centromere are called as
  • A
    Kinetochore
    Correct
  • B
    Centriole
  • C
    Nucleolus
  • D
    Microtubules
7
Arrange the order of events taking place in anaphase II stage of meiosis: a. Metaphase plate spilts b. Each chromosome moves away from equatorial plane c. Centromeres split and chromatids separate. d. Chromatids move to opposite poles
  • A
    a ,b , c ,d
    Correct
  • B
    b , d ,a , c
  • C
    c ,a, d ,b
  • D
    d ,c ,b, a
8
Which one is not a significance of meiosis division?
  • A
    Number of chromosome reduced to half
  • B
    Formation of spores and gametes
  • C
    Number of chromosome remain same
    Correct
  • D
    New recombination of genes
9
In telophase I, which of the following event takes place?
  • A
    Reoccurrence of nuclear membrane and nucleolus.
    Correct
  • B
    Nuclear membrane disappear.
  • C
    Nuclear membrane and nucleolus disappear.
  • D
    Nucleolus disappears.
10
Synapsis occurs between
  • A
    Spindle fibres and centromeres
  • B
    Ribosome and m-RNA
  • C
    Two homologous chromosomes
    Correct
  • D
    A male and female gametes
11
Diplotene stage can lasts for months or years inDinoflagellates possess condensed chromosomes even in interphase, their nucleus is called
  • A
    Blood cells Polykaryone
  • B
    Oocytes of some vertebratesMesokaryon
    Correct
  • C
    Meristematic tissues Cytokaryone
  • D
    Onion root tipNone of these
12
Inter kinesis is followed by Which type of cell division helps in regeneration?
  • A
    Prophase I Meiosis
  • B
    Meiotic Mitosis
  • C
    Prophase II Mitosis
    Correct
  • D
    Amitosis Meiosis
13
Crossing over occurs in
  • A
    Leptotene
  • B
    Diplotene
  • C
    Panchytene
    Correct
  • D
    Zygotene
14
A cell divides every minute. It will fill a 100 ml beaker in one hour. How much time would it take to fill 50 ml beaker.
  • A
    30 minutes
  • B
    58 minutes
  • C
    59 minutes
    Correct
  • D
    15 minutes
15
A plant X has 2n= 8 chromosomes, how many chromosomes are present in daughter cells after meiosis II.
  • A
    16 chromosomes
  • B
    8 chromosomes
  • C
    4 chromosomes
    Correct
  • D
    2 chromosomes