Table of Contents
MCQ ON CELL DIVISION CLASS 11
1. Meiosis results in in diploid organisms
a. Production of gametes
b. Reduction in the number of chromosomes
c. Introduction of variation
d. all of the above
2. At which stage of meiosis does the genetic constitution of gametes is finally decided
a. Metaphase I
b. Anaphase II
c. Metaphase II
d. Anaphase I
3. Meiosis occurs in organisms during
a. Sexual reproduction
b. Vegetative reproduction
c. Both sexual and vegetative reproduction
d. None of the above
4. During anaphase-I of meiosis
a. Homologous chromosomes separate
b. Non-homologous chromosomes separate
c. Sister chromatids separate
d. Non-sister chromatids separate
5. Mitosis is characterised by
a. Reduction division
b. Equal division
c. Both reduction and equal division
d. Paining of homologous chromosomes
6. A bivalent of meiosis-I consists of
a. Two chromatids and one centromere
b. Two chromatids and two centromere
c. Four chromatids and two centromere
d. Four chromatids and four centromere
7. Cells which are not dividing are likely to be at
a. G1
b. G2
c. Go
d. S phase
8. Which of the events listed below is not observed during mitosis?
a. Chromatin condensation
b. Movement of centrioles to opposite poles
c. Appearance of chromosomes with two chromatids joined together at the centromere.
d. Crossing over
9. Identify the wrong statement about meiosis
a. Pairing of homologous chromosomes
b. Four haploid cells are formed
c. At the end of meiosis the number of chromosomes are reduced to half
d. Two cycle of DNA replication occurs
10. Select the correct statement about G1 phase
a. Cell is metabolically inactive
b. DNA in the cell does not replicate
c. It is not a phase of synthesis of macromolecules
d. Cell stops growing
11. The growth and reproduction of all organisms depend on
a. The division of cells and tissues
b. The division and enlargement of cells
c. The division & enlargement of cells and tissues
d. The enlargement of cells
12. Duration of cell cycle in a typical eukaryotic cell such as human cell is about
a. 24 minutes
b. 90 minutes
c. 24 hours
d. 90 hrs
13. The two basic phases of cell cycle are
a. Mitosis & meiosis
b. Mitosis & Interkinesis
c. Interphase & M phase
d. G1 and G2 phase
14. The phase between two successive M phases is called
a. G1 phase
b. Antephase
c. Karyokinesis
d. Interphase
15. Three phases involved in interphase are
a. G1 phase, S phase, G2 phase
b. G1 phase, G2 phase, M phase
c. G1 phase, karyokinesis, cytokinesis
d. G1 phase, S phase, M phase
16. Select the false statement
a. Interphase lasts more than 95% of the duration of cell cycle
b. Interphase includes cell division & DNA synthesis
c. S phase is the second phase of interphase and is the longest phase
d. In both G1 & G2 phases, synthesis of RNA and Proteins occurs
17. The cells that do not show division are
a. Epithelial cells, heart cells and megakaryocytes
b. Neurons, skeletal and cardiac muscle cells
c. Neurons, bone marrow cells and muscle cells
d. Hemocytoblasts, heart cells and epithelial cells
18. Given below are some statement regarding mitosis ,Select the wrong one.
a. It is the cell division occurring in somatic cells
b. It is also called as equational division as the number of chromosomes in the parent and progeny cells is same.
c. It occurs only in diploid cells.
d. It helps to retain the same chromosome number in all somatic cells.
19. The correct sequence of stages in karyokinesis is
a. Metaphase, Prophase, Telophase & Anaphase
b. Prophase, Metaphase, Anaphase & Telophase
c. Telophase, Prophase, Anaphase & Metaphase
d. Anaphase, Prophase, Telophase & Metaphase
20. The longest and shortest phases in mitosis is
a. Prophase and Anaphase respectively
b. Metaphase and Telophase respectively
c. Anaphase and Prophase respectively
d. Telophase and Metaphase respectively
ANSWERS:
| 1. D 2. D 3. A 4. B 5. C 6.C 7. C 8.D 9. D 10.B | 11.A 12. C 13. C 14. D 15. A 16. B 17. B 18. C 19.B 20.A |
DOWNLOAD MOBILE APPLICATION TO LEARN MORE: MCQ ON CELL DIVISION CLASS 11