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Meiosis multiple choice questions

quiz on Meiosis

Meiosis Quiz:

Ques. In meiosis the daughter cells are not similar to that of parent because of
(a) Crossing over
(b) Synapsis
(c) Both (a) and (b)
(d) None of these
Ans. (a)

Ques. The number of meiosis required to produce 500 seeds is
(a) 125
(b) 250
(c) 500
(d) 625
Ans. (d)

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Ques. When, during the meiotic division, do the centromeres divide?
(a) Diplotene
(b) Metaphase–I
(c) Pachytene
(d) Anaphase–II
Ans. (d)

Ques. Homologous pairing in prophase I of meiosis I is called
(a) Synapsis
(b) Linkage
(c) Crossing over
(d) Syndesis
Ans. (a)

Ques. When does pairing/synapsis (bivalent formation occur in meiosis?
(a) Diplotene
(b) Pachytene
(c) Zygotene
(d) Leptotene
Ans. (c)

Ques. Meiosis is found at
(a) Shoot apex
(b) Reproductive part
(c) Leaves bud
(d) Vegetative parts
Ans. (b)

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Ques. Meiosis is significant because
(a) It produces identical cells
(b) It restores the original number of chromosomes (after fertilization)
(c) There is doubling of DNA contents in the cell
(d) It occurs only in vegetative cells
Ans. (b)

Ques. During the meiotic division the
(a) Homologous chromosomes are separated
(b) The linkage is disturbed
(c) The homologous chromosomes do not segregate
(d) All of the above
Ans. (a)

Ques. Zygotic meiosis occurs in
(a) Gonads
(b) Spirogyra
(c) Sporophytes
(d) None of these
Ans. (b)

Ques. Meiosis differs from mitosis as
(a) It takes place in vegetative cells
(b) It shows crossing over
(c) It forms two cells
(d) Number of chromosomes remain unchanged
Ans. (b)

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Ques. How many meiotic divisions will be necessary to produce two hundred pollen grains
(a) 50
(b) 100
(c) 199
(d) 150
Ans. (a)

Ques. In meiosis, the centromere divides during
(a) Prophase-I
(b) Metaphase-I
(c) Anaphase-I
(d) Anaphase-II
Ans. (d)

Ques. Which one of the following is incorrect regarding meiosis?
(a) Meiosis permits great genetic diversity
(b) Meiosis involves one division of nucleus and two divisions of chromosomes
(c) Terminalisation occurs during Diakinesis
(d) Disjunction of chromosomes takes place during Anaphase I
Ans. (b)

Ques. The study of chromosomes at meiotic diplotene shows that
(a) The intimately paired chromosomes repel each other and begin to separate
(b) The pairing of homologous chromosomes which had initiated in the earlier stage is completed
(c) The homologous chromosomes remain united by chiasmata
(d) None of the above
Ans. (c)

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Ques. The second division in meiosis is called
(a) Equational division
(b) Reduction division
(c) Multiplied division
(d) None of the above
Ans. (a)

Ques. Bivalents in meiosis are
(a) Tetrad
(b) Pairs of non-homologous chromosomes
(c) Pairs of several chromatids
(d) Pairs of homozygous chromosomes
Ans. (a)

Ques. Before undergoing meiosis the amount of DNA of a cell
(a) Halves
(b) Doubles
(c) Remains same
(d) Quadruples
Ans. (b)

Ques. Meiosis can be observed in
(a) Root tips
(b) Cambium
(c) Anther (PMC)
(d) Pollen grains
Ans. (c)

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Ques. The number of chromosomes after I phase of meiotic division in reduction division
(a) Remain unchanged
(b) Become doubled
(c) Become halved
(d) None of the above
Ans. (c)

Ques. The significance of meiosis lies in
(a) Reduction of the diploid number of chromosomes to haploid
(b) Maintaining constancy in the number of diploid chromosomes during sexual reproduction
(c) Production of genetic variability in the population of a species
(d) All the above
Ans. (d)

Ques. The number of meiosis required to produce 101 pollen grain is
(a) 25
(b) 25.25
(c) 25.50
(d) 26
Ans. (d)

Ques. Meiosis was discovered by
(a) Sutton
(b) Hofmeister
(c) Strasburger
(d) Amici
Ans. (c)

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Ques. During the first metaphase of meiosis the centromeres
(a) Undergo division
(b) Do not divide
(c) Divide but do not separate
(d) Are not identical
Ans. (b)

Ques. How many meiotic division would be required to produce 101 female gametophytes in an angiosperm
(a) 101
(b) 26
(c) 127
(d) None of these
Ans. (a)

Ques. Meiosis can be studied in angiosperms in
(a) Dividing pollen mother cells in anther
(b) Dividing cells of vascular cambium
(c) Shoot apical meristem
(d) Root apical meristem
Ans. (a)

Ques. In one meiotic cell division, the cell divides
(a) Once
(b) Twice
(c) Thrice
(d) Four times
Ans. (b)

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Ques. Four daughter cells formed after meiosis are
(a) Genetically similar
(b) Genetically different
(c) Anucleate
(d) Multinucleate
Ans. (b)

Ques. In which of the following meiosis takes place
(a) Pollen grains
(b) Pollen tube
(c) Pollen mother cells
(d) Generative cells
Ans. (c)

Ques. Terminal meiosis is also known as
(a) Zygotic meiosis
(b) Gametic meiosis
(c) Sporogenetic meiosis
(d) None of these
Ans. (b)

Ques. In pollen mother cells cytokinesis during meiosis is
(a) Successive type
(b) Simultaneous type
(c) In some cases successive type while in others simultaneous type
(d) No cytokinesis takes place
Ans. (c)

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Ques. Which stage connecting link between Meiosis I and Meiosis II
(a) Interphase I
(b) Interphase II
(c) Interkinesis
(d) Anaphase I
Ans. (c)

Ques. The term “meiosis” was coined by
(a) Hertwig and Van Bevedin
(b) Sutton and Boveri
(c) Hofmeister and Waldeyer
(d) Farmer and Moore
Ans. (d)

Ques. 200 egg cells are produced by (in meiosis)
(a) 50 divisions
(b) 100 divisions
(c) 200 divisions
(d) 400 divisions
Ans. (c)

Ques. Coiling of chromatids in mitotic and meiotic division is
(a) Paranemic in both
(b) Plectonemic in both
(c) Paranemic in mitosis and plectonemic in meiosis
(d) Plectonemic in mitosis and paranemic in meiosis
Ans. (d)

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Ques. The role of meiosis
(a) Formation of gametes
(b) Bringing haplophase
(c) Bringing diplophase
(d) Completing life cycle
Ans. (b)

Ques. Chromosome number is halved in meiosis during
(a) Metaphase-I
(b) Anaphase-I
(c) Metaphase-II
(d) Telophase-I
Ans. (b)

Ques. In meiosis disjunction of chromosomes occurs during
(a) Metaphase I
(b) Anaphase I
(c) Metaphase II
(d) Anaphase II
Ans. (a)

Ques. Meiosis II fails after completion of meiosis I. The phenomenon is
(a) Brachymeiosis
(b) Dinomitosis
(c) Karyokinesis
(d) None of these
Ans. (d)

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Ques. Synapsis occurs in which of the following stages of meiosis
(a) Leptotene
(b) Zygotene
(c) Pachytene
(d) Diakinesis
Ans. (b)

Ques. Second division of meiosis is
(a) Reductional division
(b) Multiplied division
(c) Equational division
(d) None of these
Ans. (c)

Ques. Colchicine arrests meiosis at
(a) Prophase
(b) Metaphase
(c) Anaphase
(d) Interphase
Ans. (b)

Ques. Stage connecting meiosis I and meiosis II is
(a) Interphase I
(b) Interphase II
(c) Interkinesis
(d) Anaphase I
Ans. (c)

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Ques. During meiosis, replication of chromosomes occurs in
(a) S-phase
(b) S-phase and zygotene
(c) S-phase and leptotene
(d) All of these
Ans. (b)

Ques. Meiosis occurs in
(a) Embryo sac
(b) Megaspore
(c) Megaspore mother cell
(d) Nucellus
Ans. (c)

Ques. Meiosis occurs in ferns at the time of formation of
(a) Spores
(b) Gametes
(c) Protonema
(d) Prothallus
Ans. (a)

Ques. Longest phase of meiosis is
(a) Prophase I
(b) Prophase II
(c) Anaphase I
(d) Metaphase II
Ans. (a)

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Ques. In meiosis, the daughter cells are not similar to that of parent because of
(a) Crossing over
(b) Synapsis
(c) Both (a) and (b)
(d) None of these
Ans. (a)

Ques. In meiosis, chromosomes replicate during
(a) Prophase I
(b) Prophase II
(c) Telophase I
(d) Interphase
Ans. (d)

Ques. Meiosis II performs:
(a) Separation of sex chromosomes
(b) Synthesis of DNA and centromere
(c) Separation of homologus chromosomes
(d) Separation of chromatids
Ans. (d)

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