NEET Biology Cell Cycle and Cell Division MCQs Set A

Refer to NEET Biology Cell Cycle and Cell Division MCQs Set A provided below. NEET Full Syllabus Biology MCQs with answers available in Pdf for free download. The MCQ Questions for Full Syllabus Biology with answers have been prepared as per the latest syllabus, NEET books and examination pattern suggested in Full Syllabus by NEET, NCERT and KVS. Multiple Choice Questions for Cell Cycle and Cell Division are an important part of exams for Full Syllabus Biology and if practiced properly can help you to get higher marks. Refer to more Chapter-wise MCQs for NEET Full Syllabus Biology and also download more latest study material for all subjects

MCQ for Full Syllabus Biology Cell Cycle and Cell Division

Full Syllabus Biology students should refer to the following multiple-choice questions with answers for Cell Cycle and Cell Division in Full Syllabus. These MCQ questions with answers for Full Syllabus Biology will come in exams and help you to score good marks

Cell Cycle and Cell Division MCQ Questions Full Syllabus Biology with Answers

 

 

Question: The sequence of events by which cells duplicate their genome, synthesize the other components of cell which eventually distribute into two daughter cells is called

  • a) Cell cycle
  • b) Kinetochore
  • c) Generation time
  • d) Quiescent stage

Answer: Cell cycle

 

Question: DNA replication occurs in

  • a) S phase
  • b) M phase
  • c) G2 phase
  • d) G1 phase

Answer: S phase

 

Question: The phase between the two successive M phase is called as

  • a) Interphase
  • b) Prophase
  • c) Anaphase
  • d) Metaphase

Answer: Interphase

 

Question: A biosynthetic phase where cell organelle duplicate itself is

  • a) Interphase
  • b) Anaphase
  • c) Prophase
  • d) Telophase

Answer: Interphase

 

Question: Yeast can progress through the cell cycle in about

  • a) 90 min
  • b) 90 hrs
  • c) 90 yrs
  • d) 90 sec

Answer:  90 min

 

Question:  _________ represents the most active stage of the cell cycle

  • a) Interphase
  • b) Telophase
  • c) Anaphase
  • d) Metaphase

Answer: Interphase

 

Question: Interphase is called the resting phase because

  • a) It does not involve any activity related to cell division
  • b) It does not prepare cell for cell division
  • c) It is the phase where cell rests before entering into mitosis
  • d) It is the most active phase of the cell cycle

Answer: It does not involve any activity related to cell division

 

Question: _________ phase synthesizes enzymes required during S phase

  • a) G1
  • b) S
  • c) M
  • d) G2

Answer: G1

 

Question:  Non-dividing cells enter the

  • a) G0 phase
  • b) S phase
  • c) M phase
  • d) G2 phase

Answer: G0 phase

 

Question: The cells which enter _________ phase start differentiating into specific types of cell

  • a) G0
  • b) S
  • c) G2
  • d) G1

Answer: G0

 

Question: If the initial amount of DNA is 8 C, then after S phase the amount of DNA would be

  • a) 16 C
  • b) 64 C
  • c) 8 C
  • d) 4 C

Answer: 16 C

 

Question: The number of chromosomes in G1 phase is 36, the number of chromosomes in S phase is

  • a) 36
  • b) 18
  • c) 22
  • d) 37

Answer: 36

 

Question:  A phase of the cell cycle which lasts more than 95% of the total duration is

  • a) Interphase
  • b) Prophase
  • c) Anaphase
  • d) Telophase

Answer: Interphase

 

Question: Most dramatic period of cell cycle is

  • a) M phase
  • b) S phase
  • c) G2 phase
  • d) G1 phase

Answer: M phase

 

Question: Two daughter cells formed after mitosis are

  • a) Identical to each other
  • b) Irregular in size
  • c) Non-identical to each other
  • d) Non-identical to parents

Answer: Identical to each other

 

Question: A cell division in which a diploid somatic cell divides into two identical daughter cells is called

  • a) Mitosis
  • b) Cytokinesis
  • c) Meiosis II
  • d) Meiosis I

Answer: Mitosis

 

Question: Which type of cell division is called somatic cell division?

  • a) Mitosis
  • b) Reduction division
  • c) Meiosis II
  • d) Meiosis I

Answer: Mitosis

 

Question: Mitosis occurs in

  • a) More than one option is correct
  • b) Undifferentiated germ cells
  • c) Meristematic cells
  • d) Somatic cells

Answer: More than one option is correct

 

Question: The first phase of mitosis which follows interphase is

  • a) Prophase
  • b) Telophase
  • c) Anaphase
  • d) Metaphase

Answer:  Prophase

 

Question: Initiation of condensation of chromatin material occurs in

  • a) Prophase
  • b) Anaphase
  • c) Telophase
  • d) Metaphase

Answer: Prophase

 

More Questions.......................................

 

Question: Mitotic spindle initiates during

  • a) Prophase
  • b) Metaphase
  • c) Anaphase
  • d) Telophase

Answer: Prophase

 

Question: Nucleolus and nuclear membrane disappear during

  • a) Prophase
  • b) Telophase
  • c) Interphase
  • d) Anaphase

Answer: Prophase

 

Question: The chromosomes are shortest and thickest during

  • a) Metaphase
  • b) Anaphase
  • c) Telophase
  • d) Interphase

Answer: Metaphase

 

Question: The chromosomes align at the equator during

  • a) Metaphase
  • b) Telophase
  • c) Prophase
  • d) Interphase

Answer: Metaphase

 

Question: Read the following statements

(a) Complete disintegration of the nuclear envelope marks the start of the second phase of mitosis.
(b) Metaphase chromosome is made up of one sister chromatid.

  • a) Only (a) is correct
  • b) Only (b) is correct
  • c) Both (a) & (b) are correct
  • d) Both (a) & (b) are incorrect

Answer: Only (a) is correct

 

Question: The morphology of the chromosomes is studied during

  • a) Metaphase
  • b) Interphase
  • c) Prophase
  • d) Telophase

Answer: Metaphase

 

Question: The point of attachment of microtubules on the chromosome is called as

  • a) Kinetochore
  • b) Chromatid
  • c) Spindle
  • d) Centromere

Answer: Kinetochore

 

Question: Chromosomes move towards the pole during

  • a) Anaphase
  • b) Telophase
  • c) Metaphase
  • d) Prophase

Answer: Anaphase

 

Question: The centromere splits during

  • a) Anaphase
  • b) Telophase
  • c) Interphase
  • d) Prophase

Answer: Anaphase

 

Question: The chromosomes cluster at opposite poles and their identity is lost as discrete elements during

  • a) Telophase
  • b) Anaphase
  • c) Metaphase
  • d) Prophase

Answer: Telophase

 

Question: The mitotic spindle disappears in

  • a) Telophase
  • b) Anaphase
  • c) Metaphase
  • d) Prophase

Answer: Telophase

 

Question:  Decondensation of chromosomes occurs during

  • a) Telophase
  • b) Anaphase
  • c) Metaphase
  • d) Prophase

Answer: Telophase

 

Question: The nuclear envelope reassembles during

  • a) Telophase
  • b) Prophase
  • c) Anaphase
  • d) Metaphase

Answer: Telophase

 

Question: _________ phase marks the end of M-phase

  • a) Cytokinesis
  • b) Telophase
  • c) Prophase
  • d) Karyokinesis

Answer:  Cytokinesis

 

Question: If karyokinesis is not followed by cytokinesis, then gives rise to

  • a) Multinucleate condition
  • b) Embryo
  • c) Fertilised egg
  • d) Zygote

Answer: Multinucleate condition

 

Question: A single cell containing large number of nuclei is called

  • a) Syncytium
  • b) Cell plate
  • c) Monad
  • d) Bivalent

Answer: Syncytium

 

Question: A type of cell division which reduces chromosome number to half is

  • a) Meiosis
  • b) Fragmentation
  • c) Multiple fission
  • d) Mitosis

Answer: Meiosis

 

Question: In meiosis-I, condensation and coiling of chromatin fibres started during

  • a) Leptotene
  • b) Metaphase
  • c) Diakinesis
  • d) Diplotene

Answer: Leptotene

 

Question: In pachytene, each tetrad contains

  • a) Four chromatids
  • b) Three chromatids
  • c) One chromatid
  • d) Two chromatids

Answer: Four chromatids

 

Question: Crossing over occurs during

  • a) Pachytene
  • b) Diplotene
  • c) Leptotene
  • d) Anaphase I

Answer:  Pachytene

 

Question: The homologous chromosomes move towards the opposite poles during

  • a) Anaphase I
  • b) Anaphase II
  • c) Leptotene
  • d) Pachytene

Answer: Anaphase I

 

Question: _________ marks the site where crossing over had occurred

  • a) Chiasmata
  • b) Leptotene
  • c) Synapsis
  • d) Diakinesis

Answer: Chiasmata

 

Question: Terminalisation of chiasmata occurs during

  • a) Prophase-I
  • b) Metaphase-I
  • c) Anaphase-I
  • d) Telophase-I

Answer:  Prophase-I

 

Question: Bivalent chromosomes align themselves at the equator during

  • a) Metaphase I
  • b) Prophase I
  • c) Metaphase II
  • d) Anaphase II

Answer: Metaphase I

 

Question:  Major check point of cell cycle is

  • a)

  • b)

  • c) Both
  • d) None of these

Answer:

 

Question:

  • a) G1 cyclin and cdc2 kinase
  • b) Cyclin independent kinases
  • c) Cyclins only
  • d) Mitotic cyclin and cdc2 kinase

Answer:  G1 cyclin and cdc2 kinase

 

Question: What will be the total number of mitotic divisions in the formation of 64 daughter cells?

  • a) 63
  • b) 16
  • c) 32
  • d) 6

Answer: 63

 

Question: If there are 30 chromosomes in G1 phase then what will be number of bivalents in zygotene stage?

  • a) 15
  • b) 45
  • c) 60
  • d) 30

Answer: 15

 

Question: What will be the amount of DNA in meiosis II products if meiocyte contains 30 Pg DNA in G1 phase?

  • a) 15 Pg
  • b) 120 Pg
  • c) 60 Pg
  • d) 30 Pg

Answer: 15 Pg

  

Question: Agglutination of chromosomes is caused by a mitotic poison called

  • a) Mustard gas
  • b) Ribonuclease
  • c) Azide
  • d) Chalones

Answer: Mustard gas

 

Question: Select an incorrect statement w.r.t. cell cycle

  • a) Duplication of genes occurs twice in meiosis
  • b) Karyokinesis occurs twice during meiotic division
  • c) Cyclins are proteins that activate protein kinases to regulate the cell cycle
  • d) After telophase-I, chromosome number is reduced to half

Answer: Duplication of genes occurs twice in meiosis

 

Question:  Maturation promoting factor formation triggers the cell to cross

  • a)

  • b)

  • c)

  • d)

Answer:

 

Question: Cyclin Dependent Kinases (CDKs)

  • a) Control various phases of cell cycle
  • b) Cause disassembly of the microtubules
  • c) Act as mitotic poisons
  • d) Arrest cell division due to non-formation of spindle

Answer:  Control various phases of cell cycle

 

Question:

  • a) d only
  • b) b, c & d
  • c) b & c
  • d) c & d

Answer: d only

 

Question: Which phase of interphase is the most important point in regulation of the cell cycle, during which it must decide whether the cell will start a new cycle or will enter in G0 phase?

  • a) G1 phase
  • b) S phase
  • c) G2 phase
  • d) Quiescent stage

Answer:  G1 phase

 

Question:

How many of the above features are associated with synthesis phase of cell cycle?

  • a) Five
  • b) Four
  • c) Six
  • d) Three

Answer: Five

 

Question: Identify the mismatched pair

  • a) B – Stage where cells are inactive metabolically
  • b) A – Starts with karyokinesis and ends with cytokinesis
  • c) C – Cell grows and carries out normal metabolism
  • d) D – Period of cytoplasmic growth

Answer: B – Stage where cells are inactive metabolically

 

Question: The two daughter cells formed during mitosis contains

  • a) The same amount of DNA and the same set of chromosomes as those of the parent cell
  • b) The same amount of DNA but a set of chromosomes different from those of parental cells
  • c) Double the amount of DNA and a set of chromosomes different from those of the parent cell
  • d) Half the amount of DNA and the same set of chromosomes as those of the parent cell

Answer: The same amount of DNA and the same set of chromosomes as those of the parent cell

 

Question: Higher plants differ from animals in having

  • a) Anastral mitosis
  • b) Disappearance of nucleolus during prophase
  • c) Spindle microtubule
  • d) Kinetochores

Answer: Anastral mitosis

 

Question:  Which of the following phases are longest and shortest in mitosis?

  • a) Prophase, Anaphase
  • b) Prophase, Telophase
  • c) Metaphase, Anaphase
  • d) Telophase, Anaphase

Answer:  Prophase, Anaphase

 

Question: The period between two successive divisions is called

  • a) Cellcycle
  • b) Cell division
  • c) Cell division
  • d) None of these

Answer: Cellcycle

 

Question: What is the average cell cycle span of a human cell ?

  • a) 24 Hrs
  • b) 30 Hrs
  • c) 20 Hrs.
  • d) 17 Hrs.

Answer: 24 Hrs

 

Question: The chromosomes are distributed in two cells in half thir number is called

  • a) Heterotypic division
  • b) Cellcycle
  • c) Cytokineis
  • d) Mitosis

Answer: Heterotypic division

 

Question: During cell cycle DNA replication takes place in

  • a) S - phase
  • b) M - phase
  • c) G2 - phase

Answer: S - phase

 

Question: During which of the following phase of mitosis asters appear round the centrioles ?

  • a) Prophase
  • b) Metaphase
  • c) Anaphase
  • d) Telophase

Answer: Prophase

 

Question: At Which sub stage of meiosis crossing over takes place ?

  • a) Pachytene
  • b) Diplotene
  • c) Zygotene
  • d) Leptotene

Answer: Pachytene

 

Question: During which of the following stage of division nuclear membrane and nucleolus reappear ?

  • a) Telophase
  • b) Anaphase
  • c) Metaphase
  • d) Prophase

Answer: Telophase

 

Question: What is average cell cycle span of a Yeast cell ?

  • a) 90 min.
  • b) 120 min.
  • c) 85 min
  • d) 70 min

Answer: 90 min.

 

Question: Interphase can be divided into how many sub phases ?

  • a) 3
  • b) 2
  • c) 8
  • d) 5

Answer: 3

 

Question: In how many phase the mitosis can be divided ?

  • a) 4
  • b) 8
  • c) 3
  • d) 5

Answer: 4

 

Question: The result of meiosis is the formation of

  • a) 8 cells
  • b) 6 cells
  • c) 2 cells
  • d) 4 cells

Answer: 8 cells

 

Question: The locations at which crossing over occurs are known as

  • a) Chiasmata
  • b) Centriole
  • c) Kinetochore
  • d) Centromere

Answer: Chiasmata

 

Question: Complete disintegration of nuclear membrane and nucleolus take place during which stage of mitosis ?

  • a) Prophase
  • b) Metaphase
  • c) Anaphase
  • d) Telophase

Answer: Prophase

 

Question: Which of the following structure will not be common to mitotic cell of a higher plant ?

  • a) Centriole
  • b) Spindle fibre
  • c) Centromere
  • d) Cell plate

Answer: Centriole

 

Question: How many mitotic division are needed for a single cell to make 128 cells ?

  • a) 7
  • b) 34
  • c) 25
  • d) 54

Answer: 7

 

Question: Series of cell division is

  • a) prophase, metaphase, anaphase, telophase
  • b) prophase, anaphase, metaphase, telophase
  • c) prophase, metaphase, telophase, anaphase
  • d) anaphase, metaphase, telophase, prophase

Answer: prophase, metaphase, anaphase, telophase

 

Question: Meiosis involves

  • a) two nuclear division and one chromosome division
  • b) two each nuclear and chromosome division
  • c) one each nuclear and chromosome division
  • d) one nuclear and two chromosomes division

Answer: two nuclear division and one chromosome division

 

Question: The sequence of cell cycle is

  • a) G1, S, G2 and M
  • b) M, G1, G2 and S
  • c) S, M, G1 and G2
  • d) None of these

Answer:  G1, S, G2 and M

 

Question: Which of the correct order of phases in prophsae I ?

  • a) Leptotene, zygotene, pachytene, diplotene, diakinesis
  • b) Leptotene, diakinesis, pachytene, diplotene, zygotene
  • c) Diakinesis, diplotene, pachytene, zygotene, leptotene
  • d) Laptotene, pachytene, zygotene, diplotene, dikinesis

Answer: Leptotene, zygotene, pachytene, diplotene, diakinesis

 

Question: In how many cells the meiotic division has taken place, if the total number of gametes produced are 32 ?

  • a) 8
  • b) 32
  • c) 16
  • d) 4

Answer: 8

 

Question: Stomatal aperature is surrounded by guard cells and opens when guard cells are

  • a) Turgid
  • b) Flaccid
  • c) Bean shaped
  • d) Dumb-bell shaped

Answer: Turgid

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