Structure of Chromosomes Cell Cycle and Cell division MCQ Type Questions for ICSE Biology Class-10 . These MCQ / Objective Type Questions is based on latest reduced syllabus according 2021-22 session on bifurcated pattern. Main motto of MCQ Type Question is cracking the next upcoming exam of council. Visit official website CISCE for detail information about ICSE Board Class-10 Biology .
MCQ Type Questions Structure of Chromosomes Cell Cycle and Cell division for ICSE Class-10 Biology
| Board | ICSE |
| Class | 10th (X) |
| Subject | Biology |
| Chapter | Structure of Chromosomes Cell Cycle and Cell division |
| Syllabus | on bifurcated syllabus (after reduction) |
| Session | 2021-22 |
| Topic | MCQ / Objective Type Question |
ICSE Class-10 Biology MCQ Type Questions of Structure of Chromosomes Cell Cycle and Cell division
Question 1: The chromatin material is formed of
(a) DNA only
(b) DNA and Histones
(c) Histones only
(d) Nucleotides
Answer (b) DNA and Histones
Question 2 The term “chromosomes” literally means
(a) Inherited bodies
(b) Twisted threads
(c) Coloured bodies
(d) Shining threads
Answer (c) Coloured bodies
Question 3: The number of chromosomes in a certain type of cell division is halved. This kind of cell division occurs in
(a) only testis
(b) only ovary
(c) both ovary and testis
(d) all body cells
Answer (c) both ovary and testis
Question 4: In which one of the following options the two stages of mitosis have been given in correct sequence?
(a) Prophase, metaphase, telophase, anaphase
(b) Prophase, metaphase, anaphase, telophase
(c) Anaphase, telophase, prophase, metaphase
(d) Telophase, anaphase, prophase, metaphase
Answer (c) Anaphase, telophase, prophase, metaphase
Question 5: Synthesis phase in the cell cycle is called so for the synthesis of more of
(a) RNA
(b) RNA and proteins
(c) DNA
(d) Glucose
Answer (c) DNA
Question 6: Which statement is true of both chromosomes and genes?
(a) Each codes for a specific protein.
(b) Each may be copied and passed on in mitosis.
(c) Each may be either dominant or recessive.
(d) Each may exist as two or more alleles.
Answer (b) Each may be copied and passed on in mitosis.
Question 7: Which of these structures, involved in cell division, is present in animal cells but not higher plant cells?
(a) Centriole
(b) Centromere
(c) Chromatid
(d) Chromosome
Answer (a) Centriole
Question 8: At which stage in mitosis and meiosis do chromosomes always line up at the equator of the spindle?
(a) Prophase
(b) Telophase
(c) Anaphase
(d) Metaphase
Answer (d) Metaphase
Question 9: Spindle fibres play an important role in mitosis and meiosis. Which biological molecule are spindle fibres composed of?
(a) Polysaccharide
(b) Protein
(c) nucleic acid
(d) Lipid
Answer (b) Protein
Question 10: How many mitotic divisions of a meristematic cell in a root tip are needed to produce 256 daughter cells?
(a) 8
(b) 16
(c) 32
(d) 64
Answer (a) 8
Question 11: Abnormal and uncontrolled mitosis in an organ will result in:
(a) New organ
(b) Canoer
(c) Zygote
(d) gamete
Answer (b) Canoer
Question 12: Cell which are not dividing are likely to be at
(a) G1
(b) G2
(c) G0
(d) s phase
Answer (c) G0
Question 13: A duplicated chromosome has …………
(a) One
(b) Two
(c) Three
(d) Four
Answer (b) Two
Question 14: ……………. is not a stage of mitosis.
(a) prophase
(b) Interphase
(c) Metaphase
(d) Anaphase
Answer (b) Interphase
Question 15: Meiosis ………….. the parental chromosome number.
(a) Doubles
(b) Reduces
(c) Maintains
(d) Stabilises
Answer (b) Reduces
Question 16: Chrosomes get aligned at the centre of the cell during ………..
(a) Metaphase
(b) Anaphase
(c) Prophase
(d) Telophase
Answer (a) Metaphase
Question 17: The cell component visible only during cell division …………….
(a) Mitochondria
(b) Chloroplast
(c) Chromosome
(d) Chromatin
Answer (c) Chromosome
Question 18: DNA content doubles during …………..
(a) Interphase
(b) Prophase
(c) Metaphase
(d) Growth phase
Answer (a) Interphase
Question 19: ………………. occupies the longest “period in a cell cycle.
(a) Interphase
(b) Prophase
(c) Metaphase
(d) Telophase
Answer (a) Interphase
Question 20: Centromere is concerned with
(a) Duplication of DNA
(b) Formation of spindle fibres
(c) Splitting of chromosomes
(d) Replication of DNA
Answer (c) Splitting of chromosomes
Question 21: Chromosomes get aligned at the centre of the cell during
(a) Metaphase
(b) Anaphase
(c) Prophase
(d) Telophase.
Answer (a) Metaphase
Question 22: A pair of corresponding chromosomes of the same shape and size but one from each parent.
(a) Autosomes
(b) Sex chromosomes
(c) Homologous chromosomes
(d) Analogous chromosomes
Answer (c) Homologous chromosomes
Question 23: The cell component visible only during cell division:
(a) Chromosome
(b) Chromatin
(c) Chromoplast
(d) Centriole
Answer (a) Chromosome
Question 24: The disappearance of spindle and uncoiling of chromosomes takes place in:
(a) Anaphase
(b) Pachytene
(c) Telophase
(d) Meiosis
Answer (c) Telophase
Question 25: The period between two successive mitotic divisions is:
(a) Diakinesis
(b) Anaphase
(c) Interphase
(d) Mitosis
Answer (c) Interphase
Question 26: The chromatin material is formed of:
(a) DNA only
(b) Histones only
(c) DNA and Histones
(d) Nucleotides
Answer (c) DNA and Histones
Question 27: Genes
(a) Help in carrying gametes
(b) Encode fats and lipids
(c) Encode particular protein
(d) Help in DNA replication
Answer (c) Encode particular protein
Question 28: Chromosomes
(a) The carriers of heredity
(b) The controlling centre of the cell
(c) The site for various chemical reactions
(d) Intracellular digestion.
Answer (a) The carriers of heredity
Question 29: Spindle Fibres
(a) Helps to divide the nucleus equally in the daughter cells from the parent cell.
(b) Helps to divide the cytoplasm in the daughter cells from the parent cell.
(c) Helps to divide the chromosome equally in the daughter cells from the parent cell.
(d) Helps to divide the centrosome equally in the daughter cells from the parent cell.
Answer (c) Helps to divide the chromosome equally in the daughter cells from the parent cell.
Question 30 The chromatin material is formed of
(a) DNA only
(b) DNA and Histones
(c) Histones only
(d) Nucleotides
Answer (b) DNA and Histones
Question 31 The term “chromosomes” literally means
(a) Inherited bodies
(b) Twisted threads
(c) Coloured bodies
(d) Shining threads
Answer (c) Coloured bodies
Question 32 The number of chromosomes in a certain type of cell division is halved. This kind of cell division occurs in
(a) only testis
(b) only ovary
(c) both ovary and testis
(d) all body cells
Answer (c) both ovary and testis
Question 33 In which one of the following options the two stages of mitosis have been given in correct sequence?
(a) Prophase, metaphase, telophase, anaphase
(b) Prophase, metaphase, anaphase, telophase
(c) Anaphase, telophase, prophase, metaphase
(d) Telophase, anaphase, prophase, metaphase
Answer (c) Anaphase, telophase, prophase, metaphase
Question 34 Synthesis phase in the cell cycle is called so for the synthesis of more of
(a) RNA
(b) RNA and proteins
(c) DNA
(d) Glucose
Answer (c) DNA
Question 35 The three sketches given below (A, B and C) are intended to represent the replication of DNA. correct sequence starting with the first and ending with the last is? ………..
(a) C, B and A.
(b) B, A and C.
(c) A, B and C.
(d) B, C and A.
Answer -(d) B, C and A.
Question 36: The DNA function is
(a) Controls functioning of RNA
(b) Controls biosynthetic processes of cell.
(c) Stores all of the genetic information
(d) Controls mitotic and meiotic division
Answer (c) Stores all of the genetic information
Question 37: The diagram given below represents a stage during cell division. Which stage is depiceted and name the stage that comes before the stage shown ?
(a) Metaphase, Prophase
(b) Metaphase, Anaphase
(c) Anaphase, Metaphase
(d) Anaphase, Telophase
Answer (a) Metaphase, Prophase
Question 38: Given below is a diagram representing a stage during the mitotic cell division. Which one of the following option is the correct stage as per the description ?
(a) Anaphase, as chromatids are being pulled towards the opposite poles.
(b) Metaphase, as chromosomes are in the equatorial plane.
(c) Anaphase, as chromosome gets attached to spindle by its centromere.
(d) Telophase, as the chromatids has reached the two poles.
Answer (a) Anaphase, as chromatids are being pulled towards the opposite poles.
–: End of MCQ Structure of Chromosomes Cell Cycle and Cell division :-
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Thank you very much it is very much full.
ok and now focus on sem-2 descriptive question of which specimen paper has been solved
easy peasy more hard is required
now focus on sem-2 descriptive question of which specimen paper has been solved
Answers of question number 4,11,33 are wrong. So please correct it