MCQ on Mitosis with Answers:
1. During mitosis, DNA replication occurs in_________
A. S-Phase
B. Early G0 Phase
C. M-Phase
D. None of these
Answer: A
2. Most animals and plants increase the number of somatic cells by________
A. Mitosis
B. Amitotic
C. Meiosis
D. The above 3 ways
Answer: A
3. In fertilized egg which kind of cell division occurs________
A. Amitosis
B. mitosis
C. Meiosis
D. None of the above three
Answer: B
4. In a cell with 20 chromosomes in its nucleus, after four successive mitotic divisions, the number of chromosomes in the daughter cells produced is______
A. 10
B. 20
C.40
D.80
Answer: B
5. A human fertilized egg contains 46 chromosomes and undergoes two consecutive mitotic divisions. The number of chromosomes contained in the daughter cells produced is_______
A. 23
B.46
C.92
D.184
Answer: B
6. In the mitosis of higher plant cells, the following organelles are directly involved in the activities:
A. Golgi and Ribosome
B. Golgi and centrosome
C. Chloroplasts and Ribosomes
D. Centrosome, Golgi and Ribosome
Answer: A
7. After cell mitosis is completed, Which of the following genetic material distributed evenly to the two daughter cells is______
A. chloroplast DNA
B. mitochondrial DNA
C. nuclear DNA
D. ribosomal RNA
Answer: C
8. Which of the following statements about the process of cell mitosis is correct________
A. Prophase: Chromosome duplication once
B. Metaphase: Equal number of chromosomes and DNA
C. Anaphase: Double the number of chromosomes
D. Terminal stage: nuclear membrane and nucleolus remain invisible
Answer: C
9. Which statement about eukaryotic cell division is true_______
A. Animal cells proliferate only by mitosis
B. Spindle filament formation ensures an even distribution of amitotic genetic material
C. Animal cells do not form cell plates at telophase
D. Amitosis occurs only in senescent cells of higher organisms
Answer: C
10. When observing plant cells in metaphase of mitosis under a high magnification microscope, the structure that can be seen is________
A. Equatorial plate, chromosomes, cell membrane
B. Spinning silk, equatorial plate, chromosomes
C. Cell walls, chromosomes, and spinning bodies
D. cell wall, nuclear membrane, chromosomes
Answer: C
11. Which of the following statements about cell division do you think is correct:
A. Bacteria multiply by mitosis
B. Plant cells form a structure during mitosis - the equatorial plate
C. The nuclear membrane does not disappear during amitosis
D. Mitotically formed cells are not totipotent
Answer: C
12. The following are common to occur during mitosis and meiosis are_______
A. Homologous chromosome association
B. Homologous chromosome segregation
C. Centroid division, separation of chromatids
D. The number of chromosomes is halved
Answer: C
13. Which of the following is not accurate_______
A. During mitosis of eukaryotic cells, the phases in which the nuclear membrane does not exist are prophase, metaphase, and anaphase
B. In frog red blood cells amitosis, no chromosomes and spindles appear, but there is DNA replication
C. During the mitosis of eukaryotic cells, the nuclear membrane and nucleolus disappear.
D. The cell cycle of human mature erythrocytes is shorter than that of paramecia
Answer: D