Cell Biology MCQs part 3

Cell Biology MCQs part 3

1. A semi permeable membrane is stretched across a chamber filled with water. The membrane is only permeable to water. 60 mg of salt is added to the left side of the chamber. Which of the following will happen?

• Water will move toward the right side
• salt will move toward the right side
• Water will move toward the left side
• salt will move toward the left side

2. Dye injected into a plant cell might be able to enter an adjacent cell through a

• Tight junction
• Microtubule
• Desmosome
• Plasmodesma

3. What are the two faces of the Golgi body?

• Funny face and goofy face
• Coated face and non-coated face
• Saving face and loosing face
• Cis face and Trans face

4. Adjacent plant cells are “cemented” together by

• Their primary walls
• Their secondary walls
• A middle lamella
• Plasmodesmata

5. What is a microscope's ability to distinguish between separate objects that are close together?

• Magnification
• Contrast
• Resolving power
• Scanning power

6. What is the power of the objective lens of a microscope if an eyepiece of power 10x is used and the total magnification of the object is 40x?

• 4
• 10
• 40
• 400

7. Within chloroplasts, light is captured by

• Grana within cisternae
• Thylakoids within grana
• Cisternae within grana
• Grana within thylakoids

8. If a gene mutation prevents formation of an enzyme normally used by a lysosomes, a disease may result known as

• Lysosomal abstracted disease
• Lysosomal secretory disease
• Lysosomal storage disease
• All A, B and C

9. Sodium ions are "pumped" from a region of lower concentration to a region of higher concentration in the nerve cells of humans. This process is an example of

• Diffusion
• Passive transport
• Osmosis
• Active transport

10. The diagram below shows the structure of chloroplast. The structure labeled as x is

• Granum
• Stroma
• Frets
• Lamella

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Cell Biology MCQs Parts =>

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