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WorksheetsCell Multiple Choice Questions 2019
Total questions: 44
Worksheet time: 22mins
1) A ______ is an example of a unicellular organism.
fish
cat
human
protist
pine tree
2) What theory states that all living things are composed of cells?
A) law of thermodynamics
B) Mendel's law
C) evolutionary theory
D) cell theory
E) Hooke's rule
3) What type of microscope would be best for studying the structure of a plasma membrane?
light microscope
TEM
scanning electron microscope
transmission electron microscope
phase contrast microscope
4) The two basic types of cells are ______ and ______.
plant . . . animal
bacterial . . . animal
bacterial . . . protist
prokaryotic . . . eukaryotic
nerves . . . muscles
5) When using a light microscope to view a cell you obtained from scraping under your fingernails, you notice that
the cell lacks a nucleus; therefore, you conclude that the cell must be a type of ______ cell.
plant
prokaryotic
fungal
animal
eukaryotic
6) The difference between eukaryotic and prokaryotic cells is that eukaryotic cells ______ prokaryotic cells.
have DNA, which is lacking in
have a nucleus, which is lacking in
have a nucleoid region, which is lacking in
lack the complexity seen in
have a plasma membrane, which is lacking in
7) Which of the following is a function of the plasma membrane?
control center of the cell
regulation of the passage of material into and out of the cell
intracellular digestion
protein synthesis
fat synthesis
8) In eukaryotic cells, what name is given to the region between the nucleus and the plasma membrane?
phospholipid bilayer
nucleoplasm
cytoplasm
cytosol
gene
9) In eukaryotic cells, organelles are suspended within the ______.
phospholipid bilayer
gene
cytosol
cytoplasm
nucleoplasm
10) You find a cell of a type you have never seen before. The cell has both a nucleus and a cell wall. Therefore,
you conclude that it must be a ______ cell.
liver
plant
prokaryotic
animal
bacterial
11) ______ are the major lipids of plasma membranes.
Prostaglandins
Steroids
Phospholipids
Triglycerides
Mosaics
12) Why, when mixed with water, do phospholipids spontaneously form membranes?
Phospholipids have hydrophilic phosphate groups that are attracted to their hydrophobic fatty acid tails.
Phospholipids have hydrophilic fatty acid tails that are attracted to water and hydrophobic phosphate groups that
avoid water.
Phospholipids do not spontaneously form membranes when mixed with water.
Phospholipids have hydrophilic phosphate groups that are attracted to water and hydrophobic fatty acid tails that
avoid water.
Phospholipids are capable of violating the second law of thermodynamics.
13) Which of these is NOT a function of the plasma membrane?
attachment to the extracellular matrix
cell-cell recognition
enzymatic activity
cell signaling
control center of the cell
14) ______ code for the structure of proteins.
Lysosomes
Endoplasmic reticula
Genes
Ribosomes
Phospholipids
15) The nuclear envelope is composed of ______.
genes
a single membrane
a double membrane
DNA
carbohydrates
16) The structural combination of DNA and protein forms ______.
nucleoplasm
ribosomes
nucleoli
chromatin
ATP
17) Most human cells contain ______ chromosomes.
23
18
2
46
36
18) What name is given to the organelle that manufactures the components of ribosomes?
chromosome
nucleus
nucleolus
cytoplasm
endoplasmic reticulum
19) Which of the following organelles does NOT have a membrane?
ribosome
lysosome
chloroplast
Golgi apparatus
endoplasmic reticulum
20) Where does protein synthesis take place?
on smooth endoplasmic reticulum
on ribosomes
in the nucleus
in the nucleolus
in the Golgi apparatus
21) Information is transferred from the nucleus to ribosomes via ______.
RNA
ATP
DNA
sER
rER
22) Which of the following is NOT a component of the endomembrane system?
ribosome
Golgi apparatus
vacuole
lysosome
endoplasmic reticulum
23) A hormone destined for secretion from the cell would be manufactured by ribosomes ______.
attached to the plasma membrane
attached to the endoplasmic reticulum
attached to the Golgi apparatus
suspended in the nucleoplasm
suspended in the cytosol
24) What structures move proteins from the ER to the Golgi apparatus?
transport vesicles
nucleosomes
lysosomes
peroxisomes
ribosomes
25) Based on its function in detoxifying drugs, you would expect to find a large amount of smooth ER in ______
cells.
muscle
liver
intestinal
brain
lung
26) Which of the following is NOT a function of the smooth endoplasmic reticulum?
lipid synthesis
protein synthesis
steroid synthesis
barbiturate detoxification
amphetamine detoxification
27) Which of the following is a function of the Golgi apparatus?
cellular respiration
protein synthesis
drug detoxification
intracellular digestion
protein modification
28) Lysosomes are responsible for ______.
protein synthesis
photosynthesis
cellular respiration
intracellular digestion
lipid synthesis
29) As a(n) ______ is to a cell, a(n) ______ is to a multicellular organism
nucleus . . . respiratory system
lysosome . . . digestive system
cell junction . . . arm and leg
ribosome . . . digestive system
cytoskeleton . . . brain
cytoskeleton . . . brain
digest itself
need to manufacture more lysosomes
become flaccid
shrivel
divide into two cells
31) Vacuoles are ______.
manufactured by ribosomes
membranous sacs
composed of microtubules
composed of protein
found only in plant cells
32) A protist that contains contractile vacuoles most likely lives ______.
in fresh water
on land
in estuarine water
within the cells of another organism
in a marine environment
33) Plant cells, unlike animal cells, are characterized by the presence of a ______.
cell wall and ribosomes
nucleus and cell wall
cell wall and contractile vacuole
cell wall and central vacuole
nucleus and contractile vacuole
34) Which organelle is responsible for photosynthesis?
34) Which organelle is responsible for photosynthesis?
smooth endoplasmic reticulum
granum
mitochondrion
cristae
35) In contrast to other organelles, BOTH chloroplasts and mitochondria are ______.
not bounded by membrane
green
manufactured by the nucleolus
surrounded by two membranes
smaller than the nucleus
36) Cellular respiration can be described as the conversion of the energy ______.
stored in ATP to energy stored in food
stored in ATP to energy used to do work
of sunlight to energy stored in organic compounds
of sunlight to energy stored in inorganic compounds
stored in food to energy stored in ATP
) stored in food to energy stored in ATP
37) Microtubules are a component of ______.
centrioles
basal bodies
flagella
cilia
the cytoskeleton
38) Why would you expect tobacco smokers (and those exposed to tobacco smoke) to be at greater risk of an
ectopic (tubal) pregnancy?
Tobacco causes the cilia to grow to be very long and block movement through the Fallopian tubes.
Tobacco interferes with the transfer of oxygen to the uterus, thereby forcing the zygote to implant in a Fallopian
tube.
Tobacco smokers tend to get pregnant when they are younger.
Tobacco interferes with the functioning of the flagella propelling sperm.
Tobacco interferes with the sweeping motion of cilia that aids in the movement of the egg toward the uterus.
39) What name is given to the type of cell junctions found in plants?
tight junctions
plasmodesmata
gap junctions
intercalated disks
adhering junctions
40) One centimeter = ______ millimeters.
10
0.10
1,000
0.01
100
41) A bacterial cell's DNA is found in its ______.
peroxisome
nucleus
capsule
nucleoid region
ribosomes
Archaea are composed of ______ cells.
eukaryotic
prokaryotic
prokaryotic
animal
plant
43) Which of these is NOT a component of the endomembrane system?
nuclear envelope
mitochondria
Golgi apparatus
endoplasmic reticulum
transport vesicles
44) The types of cell junctions found in plant cells are called ______.
desmosomes
plasmodesmata
communicating junctions
tight junctions
anchoring junctions
