Download Chapter 4 Quiz Name Period___ 1. Sara would like to film the

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Chapter 4 Quiz
Name ___________________ Period___
1. Sara would like to film the movement of chromosomes during cell division. Her best
choice for a microscope would be a _____. (4.1)
a) light microscope, because of its resolving power
b) transmission electron microscope, because of its magnifying power
c) scanning electron microscope, because the specimen is alive
d) transmission electron microscope, because of its great resolving power
e) light microscope, because the specimen is alive
2. A magnified picture of the detailed architecture of cell surfaces can best be obtained
from a _____. (4.1)
a) scanning electron microscope
b) transmission electron microscope
c) light microscope
d) magnifying glass
e) none of the above
3. The term "resolving power" refers to which of the following? (4.1)
a) the apparent increase in the size of an object
b) the source of the illumination
c) the depth of focus
d) the clarity of the image in showing two objects as separate
e) the type of cell being observed
4. A normal size range for a typical eukaryotic cell is _____. (4.2)
a) 0.1 nanometers
b) 10 nanometers
c) 100 nanometers
d) 1–10 micrometers
e) 10–100 micrometers
5. The maximum size of a cell is limited by _____. (4.3)
a) its need for enough surface area to make exchanges with its environment
b) the number of organelles that can be packed inside
c) the materials needed to build it
d) the amount of flexibility it needs to be able to move
e) the amount of food it needs to survive
6. What do limits on maximum cell size depend on? (4.3)
a) the number of organelles
b) surface-to-volume ratio
c) number of surrounding cells
d) amount of DNA in the nucleus
e) thickness of the cell membrane
7. To enter or leave a cell, substances must pass through _____. (4.3)
a) a microtubule
b) the Golgi apparatus
c) a ribosome
d) the nucleus
e) the plasma membrane
8. Which of the following structures are NOT found in prokaryotic cells? (4.4)
a) flagella
b) cell membranes
c) mitochondria
d) ribosomes
e) RNA
9. Bacterial cells are prokaryotic; unlike a typical eukaryotic cell they _____. (4.4)
a) lack a nucleus
b) have a smaller nucleus
c) lack a plasma membrane
d) have fewer internal membranous compartments
e) have a greater variety of organelles
10. A certain cell has mitochondria, ribosomes, smooth and rough endoplasmic
reticulum, and other parts. Based on this information, it could NOT be _____. (4.4)
a) a cell from a pine tree
b) a grasshopper cell
c) a yeast (fungus) cell
d) a bacterium
e) actually, it could be any of the above
11. Which of the following are found in prokaryotic cells? (4.4)
a) Golgi apparatuses
b) mitochondria
c) nucleoli
d) proteins
e) all of the above
12. Which of the following would NOT be found in a cell's cytoplasm? (4.5)
a) a ribosome
b) the nucleus
c) a mitochondrion
d) a microtubule
e) fluid in which most organelles are found
13. What is the function of the nucleolus? (4.6)
a) to contain the hereditary blueprint of the cell
b) to modify substances made on the endoplasmic reticulum
c) to organize the spindle fibers for cell division
d) to manufacture ribosomes
e) none of the above
14. Most of the DNA in a eukaryotic cell is in _____. (4.6)
a) the cytoskeleton
b) the mitochondria
c) the endomembrane system
d) the cytoplasm
e) the nucleus
15. A plant cell was grown in a test tube containing radioactive nucleotides, the parts
from which DNA is built. Later examination of the cell showed the radioactivity to be
concentrated in the _____. (4.6)
a) rough endoplasmic reticulum
b) peroxisome
c) smooth endoplasmic reticulum
d) central vacuole
e) nucleus
16. Three or four of the following cellular organelles possess membranes. Which one, if
any, does NOT possess membranes? If all the listed organelles possess differentially
permeable membranes, choose answer (5). (4.6)
a) nucleus
b) chloroplasts
c) mitochondria
d) lysosomes
e) all of the above
17. Which of these is NOT a function of the endomembrane system? (4.7)
a) division of the cell into compartments
b) synthesis of molecules
c) control center of the cell
d) export of molecules
e) storage of molecules
18. Of the following organelles, which group is involved in manufacturing the substances
needed by the cell? (4.8)
a) lysosome, vacuole, ribosome
b) ribosome, rough endoplasmic reticulum, smooth endoplasmic reticulum
c) vacuole, rough endoplasmic reticulum, smooth endoplasmic reticulum
d) smooth endoplasmic reticulum, ribosome, vacuole
e) rough endoplasmic reticulum, lysosome, vacuole
19. Which one of the following organelles would be especially abundant in the pancreatic
cells that produce digestive enzymes? (4.8)
a) rough endoplasmic reticulum
b) smooth endoplasmic reticulum
c) lysosomes
d) microfilaments
e) mitochondria
20. The rough endoplasmic reticulum can be considered to be in which general category
of organelle? (4.8)
a) breakdown
b) energy-processing
c) manufacturing
d) support between cells
e) communication between cells
21. Membrane proteins are synthesized by ribosomes that are attached to _____. (4.8)
a) the Golgi apparatus
b) mitochondria
c) the nucleolus
d) the endoplasmic reticulum
e) lysosomes
22. When isolated liver cells are combined with toxins, initial processing in the
______________ increases the solubility of those compounds as an initial step in their
excretion. (4.9)
a) smooth endoplasmic reticulum
b) Golgi apparatus
c) mitochondrion
d) rough endoplasmic reticulum
e) lysosome
23. In muscle cells the ____ is/are specialized for the storage and release of calcium. (4.9)
a) mitochondria
b) smooth endoplasmic reticulum
c) the Golgi apparatus
d) contractile vacuoles
e) rough endoplasmic reticulum
24. You would expect a cell with an extensive Golgi apparatus to _____. (4.10)
a) make a lot of ATP
b) secrete a lot of material
c) move actively
d) perform photosynthesis
e) store large quantities of food
25. A researcher made an interesting observation about a protein made by the rough
endoplasmic reticulum and eventually used to build a cell's plasma membrane. The
protein in the membrane was actually slightly different from the protein made in the ER.
The protein was probably altered in the _____. (4.10)
a) Golgi apparatus
b) smooth endoplasmic reticulum
c) mitochondrion
d) nucleus
e) chloroplast
26. Lysosomes are derived from _____________ and function in _____________. (4.11)
a) mitochondria ... anaerobic respiration
b) the Golgi apparatus & rough ER ... digestion of worn-out organelles
c) microtubule organizing centers ... storage of ATP
d) symbiotic bacteria ... extrachromosomal inheritance
e) nucleoli ... aerobic respiration
27. Which one of the following is the most likely consequence for a cell lacking
functional lysosomes? (4.12)
a) The cell becomes crowded with undegraded wastes.
b) The cell dies because its ATP-synthesizing mechanisms are missing.
c) The cell dies from a lack of enzymes to catalyze metabolic reactions.
d) The cell is unable to reproduce itself.
e) The cell is unable to grow to a mature size and always remains small.
28. Which of the following statements describes the function of the contractile vacuole?
(4.13)
a) It contains trapped bacteria to be digested by the lysosomes.
b) It contains the cell sap.
c) It eliminates excess water from the cytoplasm of freshwater protists.
d) It converts light energy to chemical energy.
e) It converts light energy to physical energy.
29. Chloroplasts are found in _____. (4.15)
a) plant cells and some protists
b) animal cells only
c) both plant cells and animal cells
d) neither plant cells nor animal cells
e) animal cells and bacterial cells but not in plant cells
30. Which cellular organelle is required for photosynthesis in eukaryotic cells? (4.15)
a) chloroplast
b) nucleus
c) lysosome
d) Golgi apparatus
e) mitochondrion
31. Mitochondria and chloroplasts are similar in that they both _____________; they are
different in that chloroplasts, but not mitochondria, _____________. (4.15)
a) have a double membrane ... carry out photosynthesis
b) have many internal membranes that increase their internal surface area ... are
found in plants
c) have an internal 9 + 2 arrangement of microtubules ... also have centrioles
d) deal with energy transformations ... are found only in eukaryotes
e) have a double membrane ... contain DNA
32. What are the inner folds of the mitochondria called? (4.16)
a) cristae
b) matrix
c) stroma
d) grana
e) tubules
33. The purpose of cellular respiration is the production of which of the following? (4.16)
a) ATP
b) oxygen
c) carbon dioxide
d) glucose
e) all of the above
34. Mitochondria appear in the greatest numbers in cells that are _____. (4.16)
a) reproducing
b) metabolically active
c) dead
d) metabolically inactive
e) undergoing cell division
35. The internal skeleton of a cell is composed of _____. (4.17)
a) microtubules, intermediate filaments, and microfilaments
b) cellulose and intermediate filaments
c) cellulose, microtubules, and centrioles
d) microfilaments
e) microfilaments and cellulose
36. When elongated, tube-shaped cells from the lining of the intestine are treated with a
certain chemical, the cells sag and become round blobs. The internal structures disrupted
by this chemical are probably _____. (4.17)
a) cell junctions
b) microtubules
c) rough endoplasmic reticulum
d) mitochondria
e) dynein arms
37. Where would you expect to find contractile proteins in a cell? (4.17)
a) lysosomes
b) cytoskeleton
c) nucleus
d) smooth endoplasmic reticulum
e) chloroplasts
38. The protein actin is a component of a(n) _____. (4.17)
a) intermediate filament
b) microtubule
c) tubulin
d) microfilament
e) organelle
39. Cilia and flagella move due to energy provided by the enzymatic breakdown of ATP
by which of the following? (4.18)
a) actin
b) pseudopodia
c) basal bodies
d) myosin
e) dynein arms
40. Basal bodies are most closely associated with which one of the following cell
components? (4.18)
a) bacterial flagella
b) centrioles
c) cilia
d) the central vacuole
e) mitochondria
41. Dye injected into a plant cell might be able to enter an adjacent cell through a _____.
(4.19)
a) tight junction
b) microtubule
c) anchoring junction
d) plasmodesma
e) communicating junction
42. The cell junctions in plant cells that provide channels between adjacent cells are
generally _____. (4.19)
a) anchoring junctions
b) communicating junctions
c) plasmodesmata
d) tight junctions
e) synapses
43. Your intestine is lined with individual cells. No fluids leak between these cells from
the gut into your body. Why? (4.19)
a) The intestinal cells are fused together into one giant cell.
b) The intestinal cells are bound together by plasmodesmata.
c) The intestinal cells are bound together by tight junctions.
d) The intestinal cells are bound together by communicating junctions.
e) The intestinal cells are bound together by anchoring junctions.
44. Which one of the following structures is directly involved in the passage of electrical
signals between cells as, for example, in the vertebrate heart? (4.19)
a) communicating junctions
b) chemical synapses
c) anchoring junctions
d) tight junctions
e) neuromuscular junctions
45. The general function of _____ is the breakdown of substances. (4.20)
a) chloroplasts
b) ribosomes
c) cell junctions
d) peroxisomes
e) Golgi apparatus
46 – 47. List the three variables that can affect enzyme reactions.
1) __________________
2) __________________
3) __________________
49 – 50. What is the difference between competitive and noncompetitive inhibition?