Which scientist used a microscope to view

1

• Which scientist used a microscope to view
  animacules in pond water?
• Van Leeuwenhoek
• Hooke
• Schleiden
• Virchow
• Which of the following is an internal compartment
  that houses the cells DNA?
• Lysosome
• Nucleus
• Ribosome
• Golgi apparatus
• Which of the following best describes the cell
  membrane?
• A waterproof layer of polysaccharides connected
  by short chains of amino acids
• A web of protein fibers
• Double layer of phospholipids
• A thick layer of proteins and carbohydrates
• A cell without this structure could not make
  proteins.
• Ribosome
• Lysosome
• Cell wall

2

• These short hairlike structures found on cells of
  the human respiratory system sweep mucus and
  other debris out of the lungs
• Microtubules
• Flagella
• Microfilaments
• cilia
• Most functions of a eukaryotic cell are
  controlled by the cells
• Cell wall
• Ribosomes
• Nucleus
• Mitochondria
• Which of the following organelles is found only
  in plants?
• Ribosomes
• Nucleus
• Mitochondria
• Central vacuole
• Smooth ER lacks
• Nuclei
• Ribosomes
• Chloroplasts

3

• Which scientist determined that cells come only
  from other cells?
• Van Leeuwenhoek
• Schleiden
• Schwann
• Virchow
• As a cell becomes smaller, its surface
  area-to-volume ratio
• Increases
• Decreases
• Stays the same
• Becomes less important
• Which of the following helps plant cells remain
  rigid?
• Cell membrane
• Nucleus
• Chloroplast
• Central vacuole
• A cells digestive enzymes are stored in
• Golgi apparatus
• Lysosomes
• Ribosomes

4

• The lipid bilayer of the cell membrane
• Provides a boundary between the cell and its
  surroundings
• Forms vesicles
• Transports substances into and out of the cell
• All the above
• Describe the Cell Theory
• What are the parts or labels of the phospholipid?
  (6 points)

5

• If someone spills perfume in one room, people can
  soon smell it in a nearby room. Which of the
  following is this an example of?
• Facilitated diffusion
• Osmosis
• Diffusion
• Active transport
• Which of the following is an example of active
  transport?
• Equilibrium
• Sodium-potassium pump
• Facilitated diffusion
• osmosis
• The sodium-potassium pump transports
• Sodium ions out of the cell
• Sodium ions into the cell
• Potassium ions out of the cell
• Both a and c
• Which of the following substances are too large
  for carrier proteins?
• Ions
• Glucose
• Polysaccharides

6

• The diffusion of water through a selectively
  permeable membrane is called
• Exocytosis
• Osmosis
• Active transport
• endocytosis
• Diffusion is the movement of a substance
• Through only a lipid bilayer
• From an area of low concentration to an area of
  higher concentration
• Only in liquids
• From an area of high concentration to an area of
  low concentration

7
Answers

1. A
2. B
3. C
4. A
5. D
6. C
7. D
8. B
9. D
10. A
11. D
12. B

• D
• All living thing are composed of cells. Cells
  are the basic units of structure function in
  living things. All cells are produced from other
  cells
• Polar Head, hydrophilic, Phosphate
• Nonpolar tail, hydophobic, lipid (fatty acid)
• C
• B
• A
• C
• B
• D