CAIE IGCSE Biology 17.2 Mitosis Questions
Practise mitosis questions by identifying genetically identical daughter cells, reading DNA-mass or chromosome diagrams and linking division to growth and stem cells.
- Syllabus
- 2026–2028
- Course
- Biology 0610
Exam points
- identify mitosis as nuclear division producing genetically identical daughter cells
- interpret DNA-mass graphs and chromosome diagrams before, during and after mitosis
- link mitosis to growth, repair, replacement, asexual reproduction and stem cells
Covered syllabus points
Question 1
The graph shows how the mass of DNA per cell changes before, during and after a nuclear division in a diploid cell.
Which row describes the type of nuclear division and the chromosome number of the daughter cells shown in the graph?
type of nuclear
division
chromosome
number of
daughter cells
produced
meiosis
diploid
meiosis
haploid
mitosis
diploid
mitosis
haploid
Question 2
Fig. 6.1 shows some cells from the shoot tip of an onion, Allium cepa.
Fig. 6.1
Cell A is dividing by mitosis.
State the role of mitosis in a shoot tip.
Question 3
What happens to the mass of DNA in a nucleus before mitosis occurs?
A
It doubles.
B
It halves.
C
It stays the same.
D
It halves and then halves again.
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