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WorksheetsNovember Test
Total questions: 74
Worksheet time: 1hrs 13mins
Name
Class
Date
1.
What is true of extinctions?
a)
they're gradual followed by a rapid proliferation of new species
b)
they're a large scale event followed by a rapid prolifereation of new species
c)
they're a large-scale event followed by a gradual replacement of lost species
d)
Extinctions are often a gradual process without any evolution of new species
2.
Often with a population of plants, a fertile individual that is a polyploid arises. This would be an example of
a)
allopatric speciation
b)
sympathic speciation
c)
polygenetic inheritance
d)
genetic drift
3.
If the percent identity for a protein is higher between 2 organism, it indicates the organisms are
a)
closely related relative to an organism that has a lower percent identity for the same protein.
b)
not very related relative to an organism that has a lower percent identity for the same protein.
4.
The two extant species that are closely related to each other are __.
a)
A and B
b)
B and C
c)
C and D
d)
D and E
5.
The most precise information to use when making phylogenetic trees is...
a)
morphology
b)
molecular
c)
fossil
d)
synapomorphies
6.
What type of speciation involves reproductive isolation?
a)
Allopatric
b)
Sympatric
c)
Both
7.
What type of speciation involves geographic isolation?
a)
Allopatric
b)
Sympatric
c)
Both
8.
The model that predicts evolution occurs in rapid bursts followed by long periods of no change is called...
a)
gradualism
b)
punctuated equilibrium
c)
adaptive radiation
d)
convergent evolution
9.
If, like the horse, all of the transitional forms for a species are found in the fossil record, which model of evolution most likely occurred in that species?
a)
punctuated equilibrium
b)
gradualism
c)
adaptive radiation
d)
convergent evolution
10.
A common ancestor for both C and E could be at position __.
a)
1
b)
2
c)
3
d)
4
11.
Which is NOT true based on this picture?
a)
the entire tree is based on maximum parsimony
b)
if all species are shown, the tree is monophyletic
c)
the common ancestor of B and C occurred more recently than D and E
d)
the species at 3 is an ancestor of B, C, and E
12.
The term that is most appropriately associated with clade is
a)
monophyletic
b)
polyphyletic
c)
paraphyletic
13.
What explains the inclusion of rabbits?
a)
they are an outgroup
b)
they are the most recent ancestor of primates
c)
they have a short generation time and are easy to study
d)
they possess shared derived characteristics of the included species
14.
A branching diagram showing relationships among taxa based on derived characteristics.
a)
Cladogram
b)
Monophyletic
c)
Paraphyletic
d)
Taxonomic Character
15.
Looking at the image in the background, which species is most closely related to species W?
a)
V is most closely related to species W.
b)
X is most closely related to species W.
c)
Y & Z are equally closely related to species W.
d)
It is not possible to say from this tree.
16.
How are two different species most likely to evolve from one ancestral species?
a)
sympatrically; by point mutation affecting morphology or behavior
b)
sympatically; due to extensive inbreeding
c)
allopatrically; due to extensive innbreeding
d)
allopatrically; after the ancestral species has split into two populations
17.
Which illustrates a post-zygotic barrier to reproduction?
a)
2 birds the mate at different time of the year
b)
sperm from one species of bird is unable to fertilize the egg of another bird species
c)
dances of the 2 bird species is not recognized by the other
d)
offspring produced from the birds are infertile
18.
Which has a higher specific heat?
a)
water
b)
methanol (wood alcohol)
c)
ethanol (rubbing alcohol)
19.
What molecule is this?
a)
this is a monosaccharide
b)
this is a polysaccharide
c)
this is a protein
d)
this is a lipid
20.
Which is NOT true of this molecule?
a)
unsaturated fat
b)
liquid at room temperature
c)
healthier type of fat
d)
packs tightly and causes the cell membrane to be more solid
21.
What biomolecules require phosphorus to be made?
a)
fatty acids
b)
cellulose
c)
phosopholipids
d)
proteins
22.
In dehydration reactions, what parts are removed to make room for the bond between the monomers
a)
-H and -OH
b)
-H and -C
c)
-H and -N
d)
-C and -N
23.
which way would the purple molecules move through the semi permeable membrane?
a)
From the A side to the B-side
b)
From the B side to the A side
c)
none of the purple molecules would move
24.
Which transport does not require energy?
a)
Passive
b)
Active
25.
During osmosis
a)
water moves from high to low concentration
b)
large or oddly shaped molecules move across a cell membrane
c)
water moves when energy is used
d)
proteins are built
26.
A person's tongue cells after finishing eating a salty French fry would...
a)
get smaller
b)
get bigger
c)
remain the same
27.
The movement of molecules against a concentration gradient
a)
simple diffusion
b)
facilitated diffusion
c)
active transport
d)
osmosis
28.
The picture is an example of...
a)
active tranport
b)
passive transport
c)
diffusion
d)
osmosis
29.
This experiment illustrates which property of the cell membrane?
a)
impermeability
b)
selective permeability
c)
insolubility
d)
complete permeability
30.
Hydrophobic region of the cell membrane?
a)
E
b)
B
c)
C
d)
A
31.
Hydrophilic portion of cell membrane?
a)
A
b)
C
c)
D
d)
E
32.
The _____ in the plasma membrane prevents the fatty acids tails from sticking together.
a)
carbohydrate chains
b)
cholesterol
c)
proteins
d)
lipids
33.
A cell will _____________________ in a hypertonic solution.
a)
swell
b)
shrink
c)
will not change
d)
will explode
34.
A cell will __________________ in a hypotonic solution.
a)
swell and perhaps burst (lyse)
b)
shrink
c)
the size of the cell will not change
d)
the size of the cell will change from large to small and from small to large
35.
Which of the following statements is correct based on the information shown in this cladogram?
a)
the turtle and the frog are more similar to each other than the turtle and the bass
b)
frogs have existed for a longer time that bass
c)
the frog is more closely related to the bass than to the leopard
d)
the bass is exinct
36.
A newly identified organism has four limbs and amniotic eggs with shells. Which organism do they most likely share a common ancestor with?
a)
ray-finned fish
b)
birds
c)
rodents
d)
amphibians
37.
Using the cladogram: a common ancestor of amphibians and ray-finned fish would have
a)
a bony skeleton
b)
four limbs
c)
scaly skin
d)
eggs with shells
38.
Evolution of The graph above illustrates the change in oxygen concentration that occurred roughly 2.3 billion years ago. Which of the events listed below most likely led to this rapid rise in atmospheric oxygen?
a)
multicellularity
b)
Evolution of photosynthetic bacteria
c)
Origin of land plants
d)
Origin of land animals
39.
Digesting a protein into amino acids is done in a
a)
hydrolysis reaction
b)
dehydration (condensation) reaction
40.
Building glycogen from glucose molecules is done in a
a)
hydrolysis reaction
b)
dehydration (condensation) reaction
41.
There is a lot of experimental evidence supporting the RNA world hypothesis. Which is NOT evidence that supports this hypothesis for the origin of life?
a)
modern cells have RNA that act as ribozymes
b)
in modern cells RNA is a template for protein synthesis
c)
in modern cells RNA is the template for DNA synthesis
42.
The cell below is in a _________ solution.
a)
Hypotonic
b)
Hypertonic
c)
Isotonic
43.
The cell below is in a _____________ solution.
a)
Hypertonic
b)
Hypotonic
c)
Isotonic
44.
What combination is best for cells?
a)
large size; small surface area to volume ratio
b)
large size; large surface area to volume ratio
c)
small size; small surface area to volume ratio
d)
small size; large surface area to volume ratio
45.
Which of the following is a characteristic of an eukaryotic cell?
a)
simple
b)
lacking a nucleus
c)
have specialized structures called organelles
d)
smaller the prokaryotic cells
46.
If a plant cell’s ΨP = 2 bars and its ΨS = -3.5 bars, what is the resulting Ψ?
a)
1.5 bars
b)
-1.5 bars
c)
3.5 bars
d)
-3.5 bars
47.
The plant cell with Ψ = -1.5 bars is placed in a beaker of sugar water with ΨS = -4.0 bars. In which direction will the net flow of water be?
a)
water will flow into the cell
b)
water will flow out of the cell
48.
The value for Ψ in root tissue was found to be -3.3 bars. If you place the root tissue in a 0.1 M solution of sucrose at 20°C in an open beaker, what is the Ψ of the solution, and in which direction would the net flow of water be?
a)
-2.43 bars; water flows into the cell
b)
-2.43 bars; water flows out of the cell
c)
-4.87 bars; water flows into the cell
d)
-4.87 bars; water flows out the cell
49.
The value for Ψ in root tissue was found to be -3.3 bars. If you place the root tissue in a 0.1 M solution of NaCl at 20°C in an open beaker, what is the Ψ of the solution, and in which direction would the net flow of water be?
a)
-2.43 bars; water flows into the cell
b)
-2.43 bars; water flows out of the cell
c)
-4.87 bars; water flows into the cell
d)
-4.87 bars; water flows out the cell
50.
At 20°C, a plant cell containing 0.6 M glucose is in equilibrium with its surrounding solution containing 0.5 M glucose in an open container. What is the cell’s ΨP?
a)
2.4 bars
b)
-12.2 bars
c)
-14.6 bars
d)
0 bars
51.
Initial setup:
beaker info - Ψs = -12; Ψp = 0
cells info - Ψs = -15; Ψp = 0
What would the Ψp be after 24 hours?
beaker info - Ψs = -12; Ψp = 0
cells info - Ψs = -15; Ψp = 0
What would the Ψp be after 24 hours?
a)
3 bars
b)
-3 bars
c)
0 bars
d)
-15 bars
52.
A plant cell with a Ψs of -7.5 bars keeps a constant volume when immersed in an open-beaker solution that has a Ψs of -4 bars. What is the cell’s ΨP?
a)
-3.5 bars
b)
3.5 bars
c)
-12 bars
d)
12 bars
53.
A biological polymer that stores and transmits genetic information is a ...
a)
nucleic acid
b)
carbohydrate
c)
lipid
d)
protein
54.
A biological polymer made of amino acid monomers is a
a)
protein
b)
lipid
c)
carbohydrate
d)
nucleic acid
55.
What is the primary function of carbohydrates in your body?
a)
Speed up chemical reactions.
b)
Give immediate energy.
c)
Help to store energy.
d)
Build cell walls in plants.
56.
A group of organic molecules that includes sugars, starch, and cellulose care called...
a)
proteins
b)
carbohydrates
c)
nucleic acids
d)
lipids
57.
Monomer of nucleic acids; consists of a phosphate group, deoxyribose (sugar), and a nitrogen-base. ATP is an example of this.
a)
steroid
b)
nucleotide
c)
polypeptide
d)
polymer
58.
What are the monomers of a polysaccharides?
a)
Amino Acids
b)
Nucleotides
c)
Triglycerides
d)
Monosaccharides
59.
A class of biological molecules whose defining characteristic is their relative insolubility in water. Examples of these include steroids, oils, fats, and fatty acids.
a)
protein
b)
monomer
c)
lipids
d)
glycogen
60.
Which process was involved in creating the bubble of water on your penny in the penny lab?
a)
Cohesion
b)
Adhesion
c)
It was blown by the wind
d)
Capillary Action
61.
What do you call a molecule with - and + sides that are partial?
a)
Polar
b)
Non-polar
c)
A magnet
d)
A battery
62.
What do you get when you chemically combine; H+ and OH- ?
a)
Sugar
b)
Water
c)
Oxygen
d)
Carbon
63.
ATP (adenosine triphosphate) stores energy for cells to use in the bonds between its:
a)
Amino Acids
b)
Carbon Atoms
c)
Nucleotides
d)
Phosphates
64.
1 At which level of protein structure are interactions between R groups most important?
a)
primary
b)
secondary
c)
tertiary
d)
quaternary
65.
The diagram shows a haemoglobin molecule. Which identifies the different parts of the molecule?
a)
1: alpha helix, 2: beta pleated sheet, 3: binding site, 4: hydrophobic amino acids
b)
1: hydrophobic amino acids, 2: beta pleated sheet, 3: prosthetic group, 4: binding site
c)
1: prosthetic group, 2: hydrophobic amino acids, 3: alpha helix , 4: hydrophilic amino acids
d)
1: prosthetic group, 2: hydrophilic amino acids, 3: alpha helix , 4: hydrophobic amino acids
66.
This molecule is a
a)
carbohydrate
b)
nucleic acid
c)
protein
d)
lipid
67.
This molecules is a
a)
amino acid
b)
nucleic acid
c)
carbohydrate
d)
lipid
68.
This image reflects a _________________
a)
monosaccharide
b)
disaccharide
c)
nucleic acid
d)
polysaccharide
69.
What are the 5 elements that are present in macromolecules?
a)
CHONFe
b)
CPNaHO
c)
CHONP
d)
HHeNFCl
70.
The 4 macromolecules are
a)
vitamins, lipids, water, micronutrients
b)
micronutrients, macronutrients, water, vitamins
c)
Lipids, Waxes, Vitamin A, Water
d)
Carbohydrates, Lipids, Proteins, Nucleic Acids
71.
There are _________ levels of structures in proteins.
a)
6
b)
5
c)
3
d)
4
72.
The primary structure is a long chain of amino acids
a)
true
b)
false
73.
The amino acids are linked together by
a)
covalent bonds
b)
hydrogen bonds
c)
ionic bonds
d)
peptide bonds
74.
How many amino acids are there?
a)
15
b)
64
c)
20
d)
254
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