Cell Biology
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
Preview questions (no answers)
- 1.
What did the discovery of cells help scientists understand about diseases?
A.Diseases are caused by bad luck
B.Diseases can affect the health and function of cells
C.Diseases only happen to rocks
D.Diseases are not real
- 2.
If you look at a sample of pond water and see a single-celled amoeba, which part of the Cell Theory does this support?
A.All living things are made of one or more cells
B.Cells only exist in dry places
C.Plants do not have cells
D.Cells are made of atoms
- 3.
Which of the following is the best definition of the 'Cell Theory'?
A.An idea about how animals sleep
B.A collection of principles describing cells as the basis of life
C.A guess about why plants are green
D.A rule about how to use a microscope
Download the worksheet for Cell Biology - Cell Theory to practice offline. It includes additional chapter-level practice questions.
Microscope Parts and Usage
SubtopicMicroscope Parts and Usage under Cell Biology for Grade 6 IB.
Preview questions (no answers)
- 1.
In a school microscope, which objective lens is usually the shortest?
A.The lens
B.The lens
C.The (low power) lens
D.The lens
- 2.
Which part of the microscope is often used as a handle when tilting or carrying the instrument?
A.The stage
B.The arm
C.The eyepiece
D.The nosepiece
- 3.
When observing a slide, if you move the slide 'up' (away from you), which way does the image move through the eyepiece?
A.Up
B.Down (toward you)
C.Left
D.Right
Download the worksheet for Cell Biology - Microscope Parts and Usage to practice offline. It includes additional chapter-level practice questions.
Plant vs. Animal Cells
SubtopicPlant vs. Animal Cells under Cell Biology for Grade 6 IB.
Preview questions (no answers)
- 1.
What is the main function of chloroplasts?
A.To digest food
B.To perform photosynthesis
C.To store DNA
D.To build the cell wall
- 2.
Which of these provides the most internal pressure to keep a plant cell firm?
A.The small animal vacuole
B.The large central vacuole
C.The mitochondria
D.The Golgi body
- 3.
What is the job of the cell membrane?
A.To make food
B.To protect and control movement of materials
C.To produce energy
D.To hold DNA
Download the worksheet for Cell Biology - Plant vs. Animal Cells to practice offline. It includes additional chapter-level practice questions.
Organelles and their Functions
SubtopicOrganelles and their Functions under Cell Biology for Grade 6 IB.
Preview questions (no answers)
- 1.
Which of the following is true for all cells?
A.They all have a cell wall.
B.They all have a nucleus.
C.They all have a cell membrane.
D.They all have chloroplasts.
- 2.
Which structure is the outermost layer of an animal cell?
A.Cell wall
B.Nuclear membrane
C.Cell membrane
D.Cytoplasm
- 3.
What is the specific function of the Golgi apparatus?
A.Synthesizing DNA
B.Modifying and packaging proteins
C.Capturing light energy
D.Breaking down old organelles
Download the worksheet for Cell Biology - Organelles and their Functions to practice offline. It includes additional chapter-level practice questions.
Unicellular and Multicellular Organisms
SubtopicUnicellular and Multicellular Organisms under Cell Biology for Grade 6 IB.
Preview questions (no answers)
- 1.
If you are looking at a sample of pond water and see a tiny moving speck, it is likely:
A.A multicellular human
B.A unicellular organism
C.A piece of plastic
D.A large fish
- 2.
What do we call the tiny structures inside a cell that carry out specific functions?
A.Organs
B.Organelles
C.Organisms
D.Tissues
- 3.
Which of the following is true about multicellular organisms?
A.They are made of only one cell
B.They are made of many cells
C.They do not need energy
D.They are all invisible
Download the worksheet for Cell Biology - Unicellular and Multicellular Organisms to practice offline. It includes additional chapter-level practice questions.