Grade 9 - Biology Cytology – Lesson 6 Quiz
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Questions and Answers

What is the main objective of mitosis in cell division?

  • To increase the size of the cell
  • To reduce the number of chromosomes
  • To trigger apoptosis in the cell
  • To replicate and distribute chromosomes into daughter cells (correct)

Why is mitosis known as equational division?

  • It leads to cell death
  • It increases genetic variation
  • It reduces chromosome number in daughter cells
  • It equally distributes replicated chromosomes to daughter cells (correct)

Which term best describes the process of mitosis?

  • Asexual reproduction (correct)
  • Formation of sex cells
  • Cellular respiration
  • Meiosis

What happens to the chromosome numbers in the daughter cells after mitosis?

<p>They remain equal to the parent cell (C)</p> Signup and view all the answers

How does the process of mitosis contribute to growth and tissue repair?

<p>By producing more somatic cells with identical genetic information (D)</p> Signup and view all the answers

Which of the following statements accurately describes the sequence of events during mitosis?

<p>Nuclear envelope breaks down, chromosomes condense, chromosomes line up, chromosomes separate, nuclear envelope reforms (A)</p> Signup and view all the answers

If a parent cell has 16 chromosomes, how many chromosomes will each daughter cell have after mitosis is complete?

<p>16 chromosomes (B)</p> Signup and view all the answers

Which of the following is NOT a characteristic of mitosis?

<p>It occurs only in diploid cells. (D)</p> Signup and view all the answers

During which stage of mitosis do the chromosomes line up at the equatorial plane of the cell?

<p>Metaphase (A)</p> Signup and view all the answers

If a cell undergoes mitosis but fails to complete cytokinesis (cell division), what would be the result?

<p>Formation of a single cell with double the number of chromosomes (D)</p> Signup and view all the answers

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