Lesson 4.1.2.1

4.1.2.1 Chromosomes Quiz: AQA Combined Science, Unit 1

20 questions

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Lesson 4.1.2.1, Chromosomes: 20 multiple choice questions for the AQA GCSE Combined Science (8464), Unit 1: Cell biology, written with Revision Ninja.

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The 20 questions

  1. In which part of an animal or plant cell are chromosomes located?

    • Ribosome
    • Vacuole
    • Nucleus
    • Cytoplasm
  2. What are chromosomes made of?

    • Cellulose fibres
    • Protein chains only
    • Lipid bilayers only
    • DNA molecules
  3. What does each individual chromosome within a cell nucleus carry?

    • Only cytoplasm
    • A large number of genes
    • Proteins exclusively
    • A single gene
  4. How are chromosomes normally arranged in the body cells of animals and plants?

    • In loose rings
    • As single strands
    • In pairs
    • In triplets
  5. What are chromosomes in a cell nucleus primarily made of?

    • Protein
    • Starch
    • DNA
    • Lipids
  6. Which molecule in the nucleus carries genetic information?

    • Glycogen
    • DNA
    • Lignin
    • Chlorophyll
  7. Which method helps develop explanations of how cells divide?

    • Random sampling
    • Chemical equations
    • Models and analogies
    • Graph plotting
  8. Which type of molecule is DNA?

    • A lipid
    • A mineral ion
    • A nucleic acid
    • A carbohydrate
  9. A body cell normally has 6 pairs of chromosomes. How many chromosomes is that in total?

    • 12
    • 6
    • 3
    • 36
  10. A student observes 20 chromosomes in a body cell, normally paired. How many pairs are there?

    • 20 pairs
    • 5 pairs
    • 40 pairs
    • 10 pairs
  11. A body cell has 23 pairs of chromosomes. How many chromosomes is that?

    • 23
    • 11
    • 46
    • 92
  12. What is stored together on a single chromosome?

    • Whole cell organelles
    • Random amino acids
    • Only one gene
    • Many different genes
  13. Which activity supports explaining how cells divide?

    • Using physical models
    • Titrating acid solutions
    • Measuring reaction rates
    • Calculating wave speed
  14. How are chromosomes normally found in human body cells?

    • As singles
    • In triplets
    • In quads
    • In pairs
  15. What genetic material is passed from parents to offspring?

    • Ribosomal proteins
    • Cytoplasmic lipids
    • Mitochondrial enzymes
    • Genes on chromosomes
  16. Which of these is a DNA-containing structure found inside the nucleus?

    • Vacuole
    • Chromosome
    • Chloroplast
    • Cell wall
  17. Why are human body cell chromosomes normally found in pairs?

    • One from each parent
    • Formed by mutation
    • Cloned during mitosis
    • Fused from ribosomes
  18. What does each individual chromosome carry a large number of?

    • Mitochondria
    • Nuclei
    • Ribosomes
    • Genes
  19. What is a chromosome structurally made of?

    • Long DNA molecule
    • Lipid bilayer
    • Short RNA strand
    • Single amino acid
  20. How many copies of each gene do typical body cells have?

    • Twenty copies
    • Two copies
    • One copy
    • Four copies

All AQA Combined Science quizzes