Cell Division | Cell cycle: MCQs Test – 3 6

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15 MCQs (Multiple Choice Questions) in Quiz Format on “Cell Division | Cell cycle“. Quiz No. 3

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Cell Division | Cell cycle: MCQs Quiz - 3

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Question 1
Cell division can not be stopped in which phase of the cell cycle?
A
G1-phase
B
G2-phase
C
S-phase
D
Prophase
Question 2
What type of plant is formed when colchicine is used in the process of development of Raphanobrassica?
A
Autotetraploid
B
Haploid
C
Triploid
D
Allotetraploid
Question 3
The non-sister chromatids twist around and exchange segments with each other during
A
Leptotene
B
Diakinesis
C
Diplotene
D
Pachytene
Question 4
Synapsis occurs between
A
mRNA and ribosomes
B
A male and a female gamete
C
Two homologous chromosomes
D
Spindle fibres and centromere
Question 5
If you are provided with root-tips of onion in your class and are asked to count the chromosomes which of the following stages can you most conveniently look into:
A
Prophase
B
Anaphase
C
Telophase
D
Metaphase
Question 6
Cells in G0 phase of cell cycle
A
Exit cell cycle
B
Enter cell cycle
C
Suspend cell cycle
D
Terminate cell cycle
Question 7
In the somatic cell cycle:
A
In G1 phase DNA content is double the amount of DNA present in the original cell
B
A short interphase is followed by a long mitotic phase
C
DNA replication takes place in S-phase
D
G2 phase follows mitotic phase
Question 8
Which of the following events takes place during Diplotene stage of prophase I of meiosis?
A
Compaction of chromosomes
B
Formation of synaptonemal complexes
C
Formation of recombinational nodules
D
Dissolution of synaptonemal complex
Question 9
The major event that occurs during the anaphase of mitosis, which brings about the equal distribution of chromosomes, is
A
splitting of the centromeres
B
splitting of the chromatids
C
replication of the genetic material
D
condensation of the chromatin
Question 10
Which of the following is unique to mitosis and not a part of meiosis?
A
Homologous chromosomes pair and form bivalents
B
Chromatids are separated during anaphase
C
Homologous chromosomes behave independently
D
Homologous chromosomes crossover
Question 11

Arrange the following events of meiosis in the correct sequence:

I. Terminalization

II. Crossing over

III. Synapsis

IV. Disjunction of genomes

The correct sequences :

A
II, I, IV, III
B
III, II, I, IV
C
IV, III, II, I
D
I, IV, III, II
Question 12

Assertion: Phase of cell division is also known as formative phase.

Reason: In formative phase new cells are produced from pre-existing cells through meiosis division. 

A
Both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
B
Both Assertion and Reason are true but the Reason is not the correct explanations of Assertion.
C
Assertion is true, but Reason is false.
D
Both Assertion and Reason are false.
Question 13

From the following, identify the two correct statements with reference to meiosis

I. Bead like structure are absent on chromosomes.

II. Displacement of chiasmata occurs in diakinesis.

III. Separation of two basic sets of chromosomes.

IV. No division of centromere.

The correct statements are:

A
III, IV
B
II, IV
C
II, III
D
I, III
Question 14
Given below is the representation of a certain event at a particular stage of a type of cell division. Which is this stage? prophase-I
A
Prophase I during meiosis
B
Both prophase and metaphase of mitosis
C
Prophase of Mitosis
D
Prophase II during meiosis
Question 15
Study the following lists and select the correct match from the option given below.
List-I List-II
(A) Initiation of spindle fibres (I) Anaphase - I
(B) Synthesis of RNA and Protein (II) Zygotene
(C) Action of endonuclease (III) G1 phase
(D) Movement of chromatids towards opposite poles (IV) Pachytene
  (V) Anaphase - II
A
A - I, B - III, C - V, D - IV
B
A - III, B - II, C - I, D - V
C
A - II, B - III, C - IV, D - V
D
A - V, B - III, C - I, D - II
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