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Choose the correct sequence. A. Chromatin condensation B. Protein synthesis C. Duplication of centrioles D. Centrioles moves towards opposite poles
General Science Biology Botany Class 11th NEET UG NEET UG Preparation
Q. 3 of Quiz-1440 (Que-ID : 2996)
Choose the correct sequence. A. Chromatin condensation B. Protein synthesis C. Duplication of centrioles D. Centrioles moves towards opposite poles
- C, A, B, D
- C, B, A, D
- C, D, B, A
- A, C, D, B
Ans → (b)C, B, A, D
Explanation → Duplication of centrioles occurs in S-phase.Protein synthesis occurs in G2 phase.chromatin condensation is followed by centrioles movement towards the poles. (Prophase)
This question is taken from this post → Cell Division and Cell Cycle (Class 11th Biology) Revision Test | MCQs For NEET - attemp/practice
More MCQs in - Cell Division and Cell Cycle (Class 11th Biology) Revision Test | MCQs For NEET
Q. 1 of Quiz-1440 (Que-ID : 2994)
Golgi complex and endoplasmic reticulum cannot be seen during
- late telophase
- late prophase
- early anaphase
- late metaphase
Q. 2 of Quiz-1440 (Que-ID : 2995)
Cell plate grows from
- walls to the centre
- centre to the walls
- in patches
- simultaneously
Q. 3 of Quiz-1440 (Que-ID : 2996)
Choose the correct sequence. A. Chromatin condensation B. Protein synthesis C. Duplication of centrioles D. Centrioles moves towards opposite poles
- C, A, B, D
- C, B, A, D
- C, D, B, A
- A, C, D, B
Q. 4 of Quiz-1440 (Que-ID : 2997)
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
- Prophase
- Anaphase
- Telophase
- Metaphase
Q. 5 of Quiz-1440 (Que-ID : 2998)
Karyokinesis is the term used for
- division of cytoplasm
- division of nucleoplasm
- division of nucleus
- separation of daughter chromosomes
Q. 6 of Quiz-1440 (Que-ID : 2999)
During which stage the chromosomes first become visible
- Anaphase
- Metaphase
- Prophase
- Telophase
Q. 7 of Quiz-1440 (Que-ID : 3000)
In mitosis, nuclear envelope and nucleolus disappear during
- Metaphase
- Interphase
- Prophase
- Telophase
Q. 8 of Quiz-1440 (Que-ID : 3001)
Arrange the following events of meiosis in the correct sequence: I. Terminalization II. Crossing over III. Synapsis IV. Disjunction of genomes The correct sequences
- II, I, IV, III
- III, II, I, IV
- IV, III, II, I
- I, IV, III, II
Q. 9 of Quiz-1440 (Que-ID : 3002)
The major event that occurs during the anaphase of mitosis, which brings about the equal distribution of chromosomes, is
- splitting of the centromeres
- splitting of the chromatids
- replication of the genetic material
- condensation of the chromatin
Q. 10 of Quiz-1440 (Que-ID : 3003)
what type of plant is formed when colchicine is used in the process of development of Raphanobrassica?
- Autotetraploid
- Haploid
- Triploid
- Allotetraploid
Q. 11 of Quiz-1440 (Que-ID : 3004)
Meiosis occurs for the human female in ______.
- Pancreas
- Liver
- Ovary
- Kidney
Q. 12 of Quiz-1440 (Que-ID : 3005)
Choose the correct sequence. A. Pachytene B. Zygotene C. Leptotene D. Diakinesis E. Diplotene
- C, B, A, D, E
- C, A, B, E, D
- C, B, A, E, D
- D, B, C, E, A
Q. 13 of Quiz-1440 (Que-ID : 3006)
How many chromosomes are there in onion root tip cell?
- 6
- 16
- 26
- 36
Q. 14 of Quiz-1440 (Que-ID : 3007)
Lampbrush chromosomes are observed in
- Mitotic prophase
- Mitotic metaphase
- Meiotic metaphase
- Meiotic prophase
Q. 15 of Quiz-1440 (Que-ID : 3008)
Which of the following cellular structures always disappears during mitosis and meiosis?
- Plasma membrane
- Nucleolus and nuclear envelope
- Plastids
- none of these
Q. 16 of Quiz-1440 (Que-ID : 3009)
Centromere is a constituent of
- Ribosome
- ER
- Chromosome
- Mitochondrion
Q. 17 of Quiz-1440 (Que-ID : 3010)
In which phase of cell cycle, proteins are synthesised?
- G0
- G1
- G2
- S
Q. 19 of Quiz-1440 (Que-ID : 3012)
The stage in which daughter chromosomes move toward the poles of the spindle is
- Anaphase
- Metaphase
- Prophase
- Telophase
Q. 20 of Quiz-1440 (Que-ID : 3013)
Synaptonemal complex dissolves in _____ stage.
- Zygotene
- Pachytene
- Diakinesis
- Diplotene
Q. 21 of Quiz-1440 (Que-ID : 3014)
Synapsis occurs between
- A male and female gametes
- Ribosome and m-RNA
- Spindle fibres and centromeres
- Two homologous chromosomes
Q. 22 of Quiz-1440 (Que-ID : 3015)
Division of nucleus without being followed by cytokinesis results into
- Phargmoplast
- Polyploidy
- Uninucleate condition
- Multinucleate condition
Q. 23 of Quiz-1440 (Que-ID : 3016)
A cell plate is laid down during
- Cytokinesis
- Interphase
- Karyokinesis
- None of these
Q. 24 of Quiz-1440 (Que-ID : 3017)
Crossing over results the exchange of genetic material, which occurs between
- Non-sister chromosomes
- Sister chromatids
- Non-homologous chromosome
- Homologous chromosomes
Q. 25 of Quiz-1440 (Que-ID : 3018)
The number of chromosome and the amount of DNA are changed in
- Metaphase and M phase
- Anaphase and S phase
- Interphase and S phase
- None of these
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