Meiosis MCQs | Meiosis Multiple Choice Questions and Answers

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Questions
1 Nuclear envelope breaks down finally in _____________
A Prophase
B Pro metaphase
C Metaphase
D Anaphase

Answer: Pro metaphase
2 Which of the following is true about the attachment of sister chromatid to kinetochore in this phase?
A Each chromosome is bound by 2 spindle fibers at the kinetochore
B The sister chromatids seperate
C The attachment is at centromere
D Chromosomes bound by one spindle give negative signal to prevent cycle progression

Answer: The attachment is at centromere
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3 Choose the statement that doesn’t agree with the metaphase 1?
A Only one kinetochore is presented by 1 chromosome
B Chromosomes are pulled apart by spindle fibers
C There exists attraction between the homologous
D They are lined along an equatorial plate

Answer: There exists attraction between the homologous
4 The anaphase 1 shows which of the following?
A Chromatids separate to one pole
B Centromere is 1st to separate
C The chromosomes separate to 4 cells
D Each homologue reaches opposite pole

Answer: Each homologue reaches opposite pole
5 Which of the following agrees with telophase 1?
A The chromosomes de-condensed
B The sister chromatids of the bivalent is visible
C The nuclear membrane breaks down
D It is of very long duration

Answer: The sister chromatids of the bivalent is visible
6 Choose the wrong statement out.
A In most animals telophase 1 is absent
B The chromosomes can’t relax and are compacted
C The cell passes into diffuse interphase
D The nuclear membrane reforms

Answer: The chromosomes can’t relax and are compacted
7 Which of the following will show telophase1?
A Trillium
B Mangifera
C Canines
D Homo sapiens

Answer: Mangifera
8 The prophase 2 is ______________ mitotic prophase.
A Same as
B Similar to
C Different from
D Unrelated

Answer: Similar to
9 Choose the statement that is not true for meiosis 2.
A Doubled chromosomes line along equatorial plate
B Karyokinesis is followed y cytokinesis
C The chromosome number is reduced
D The anaphase chromosomes start to spate from the centre

Answer: The chromosome number is reduced
10 In haploid organism meiosis takes place in _____________
A Somatic cell
B Zygote
C Gamete
D Egg

Answer: Zygote
11 The reduction division of mitosis is _________________
A The 1st division
B The 2nd division
C The G2 phase
D The telophase

Answer: The 1st division
12 Which of the following is true for pre-leptotene phase?
A Chromosome compaction
B Pairing of homologous
C Marked increase in nuclear volume
D Disappearance of nuclear membrane

Answer: Marked increase in nuclear volume
13 The leptotene Bouquet stage is seen in ______________
A Plants
B Bacteria
C Yeast
D Insect

Answer: Insect
14 Which of the following is not true for leptotene phase?
A It is a short phase
B Chromosomes have beads on a string appearance
C Longitudinal double nature of chromosome starts to appear
D Bouquet like structure is formed

Answer: Longitudinal double nature of chromosome starts to appear
15 During leptotene there are ___________polyribosomes and ___________ ER vesicles in cytoplasm.
A Few, many
B Many, few
C Few, Few
D Many, Many

Answer: Many, few
16 Choose the wrong statement out.
A The leptotene chromosomes are arranged around an axis
B The chromosomes form loops
C The unbranched loops are lateral
D Lateral filaments composed of two independent protein fibrils, one for each chromatid

Answer: The unbranched loops are lateral
17 Which of the following is directly correlated to polyribosomal synthesis in leptotene stage?
A RNA synthesis
B Protein synthesis
C Protein turnover
D Protein function

Answer: Protein function
18 How many cells are produced by meiosis 2?
A 1
B 2
C 3
D 4

Answer: 2
19 If your cell has 24 chromatids, what will be the number of a chromosome at each pole after anaphase 1?
A 6
B 12
C 18
D 24

Answer: 6
20 The movement of the chromosome in metaphase is known as _______________
A Polarization
B Equalization
C Repulsion
D Congression

Answer: Congression

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