Cells Quiz – Cell Structure, Organelles, Plant and Animal Cells (Grades 6–9)
A biology quiz on cells for grades 6–9: the cell as the unit of life, organelles and their jobs, plant vs. animal cells, bacteria, microscopes and cell division. 12 questions with explanations.
- Grades 6–9
- 12 questions
- About 6 min
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Questions
Correct answers aren't marked here, so you can use this page as a test. You'll see them in your account after you use the quiz.
- 1Single choice
What is the basic unit of structure and function in all living things?
- Atom
- Tissue
- Cell
- Organ
- 2Single choice
Which organelle is called the "powerhouse of the cell" because it releases energy from food?
- Nucleus
- Mitochondrion
- Ribosome
- Vacuole
- 3Single choice
In plant and animal cells, which part contains most of the DNA and controls the cell's activities?
- Nucleus
- Cell membrane
- Cytoplasm
- Cell wall
- 4Multiple choiceMore than one correct answer
Which structures are found in plant cells but NOT in animal cells? Select all that apply.
- Cell wall
- Chloroplasts
- Nucleus
- Mitochondria
- Cell membrane
- 5Single choice
What does the cell membrane do?
- It makes proteins
- It controls what enters and leaves the cell
- It captures light energy
- It stores the cell's DNA
- 6Single choice
In which organelle does photosynthesis take place?
- Mitochondrion
- Ribosome
- Chloroplast
- Nucleus
- 7True / False
Bacteria are prokaryotes: their cells have no nucleus.
- True
- False
- 8Type answer
What is the name of the green pigment in chloroplasts that absorbs light?
Written answer:
- 9Single choice
Which organelles make proteins?
- Ribosomes
- Lysosomes
- Vacuoles
- Chloroplasts
- 10True / False
A typical animal cell is big enough to be seen easily with the naked eye.
- True
- False
- 11Single choice
In which type of cell division does a cell produce two genetically identical daughter cells?
- Meiosis
- Mitosis
- Fertilization
- Osmosis
- 12Single choice
Which scientist first used the word "cell" for the tiny compartments he saw in thin slices of cork, in a book published in 1665?
- Louis Pasteur
- Charles Darwin
- Isaac Newton
- Robert Hooke