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WorksheetsBiology Review
Total questions: 76
Worksheet time: 1hrs 27mins
Name
Class
Date
1.
Some organisms have genes that improve their ability to survive and reproduce. If the genes also help their offspring survive and reproduce, then which of the following will most likely increase?
a)
The frequency of the genes in one individual
b)
The frequency of the genes in the population
c)
The number of genes in one chromosome
d)
The number of genes in the species
2.
Enzymes are proteins that help increase the rate of chemical reactions inside cells. These proteins are composed of many simpler molecules called amino acids. Which of the following suggests that the shape of an enzyme determines the enzyme’s function?
a)
Enzymes are specific to a substrate
b)
Enzymes can operate in a wide range of conditions.
c)
Enzymes are activated by neighboring molecules.
d)
Enzymes can be found in all life-forms.
3.
Which of these must occur during S phase of the cell cycle so that two daughter cells can be produced during M phase?
a)
The DNA must be replicated.
b)
The chromosomes must be joined.
c)
The cytoplasm must be separated.
d)
The cell membrane must be expanded.
4.
What process best explains how a nerve cell and a muscle cell can both develop from the same fertilized egg?
a)
differentiation
b)
natural selection
c)
selective breeding
d)
genetic engineering
5.
During strenuous exercise, body temperature increases. The body responds to the increase in temperature by sweating, which helps to reduce the body temperature. Which is demonstrated in this situation?
a)
excretion
b)
metabolism
c)
homeostasis
d)
synthesis
6.
A strand of DNA has these bases:
AGC CAT GTA TAC What is the complementary DNA strand?
AGC CAT GTA TAC What is the complementary DNA strand?
a)
ACG GAT CTA TAG
b)
TCG GTA CAT ATG
c)
TGC CTA GAT ATC
d)
UCG CUA CAU AUG
7.
Which statement best describes the relationship that exists among proteins, DNA, and cells?
a)
Proteins combine to produce cells, which produce DNA
b)
Proteins are made up of DNA, which determines the cells that are produced.
c)
DNA is made up of proteins, which tell a cell how to function.
d)
Cells contain DNA, which controls the production of proteins.
8.
Why is meiosis important for sexual reproduction?
a)
It allows the zygote formed from fertilization to have triple the chromosome number of the organism.
b)
It allows gametes to have twice the original number of chromosomes of the organism.
c)
It allows gametes to have half the original number of chromosomes of the organism.
d)
It allows the zygote formed from fertilization to have half the original number of chromosomes of the organism.
9.
Which process produces the most variation within a species?
a)
Asexual reproduction
b)
Sexual reproduction
c)
mitosis
d)
cloning
10.
What type of organic molecules are enzymes?
a)
carbohydrates
b)
lipids
c)
nucleic acids
d)
proteins
11.
A freshwater plant is placed in a container of saltwater. What will most likely happen to the cells of the plant?
a)
They will swell because water will move into them.
b)
They will swell because salt will move into them
c)
They will shrink because water will move out of them.
d)
They will shrink because salt will move out of them.
12.
This diagram shows a plant cell. Which structure is found in a plant cell but is absent in an animal cell?
a)
1
b)
2
c)
3
d)
4
13.
Which best explains why muscle cells are different from blood cells?
a)
A mutation occurs during the development of muscle cells but not in blood cells.
b)
Different genes are activated in muscle cells than in blood cells.
c)
Muscles cells experience different environmental influences than blood cells.
d)
Muscle cells are produced by the brain, but blood cells are produced by the heart.
14.
During which phase of the cell cycle is the cell growing and preparing for cellular division?
a)
cytokinesis
b)
anaphase
c)
prophase
d)
interphase
15.
The males of a bird species do a “dance” and “sing a song” each spring. What is the main purpose of these behaviors?
a)
to scare off young birds
b)
to imprint young birds
c)
to clean their feathers
d)
to attract female birds
16.
What will most likely be the result if all of the mitochondria are removed from a plant cell?
a)
It will be unable to carry out respiration.
b)
It will lose water through osmosis.
c)
It will break down ribosomes in the cell
d)
It will be unable to photosynthesize.
17.
Emma believes viruses are not living organisms while Kayla believes viruses are living organisms. Who is correct and why?
a)
Emma, because viruses cannot reproduce on their own.
b)
Emma, because viruses contain nucleic acid and proteins
c)
Kayla, because viruses are considered a type of living cell
d)
Kayla, because viruses grow and replicate
18.
Which of the following is NOT found in the DNA of all organisms?
a)
Phosphate
b)
Guanine
c)
Deoxyribose
d)
Uracil
19.
Which of the following biomolecules carries genetic information?
a)
Lipids
b)
Carbohydrates
c)
Nucleic Acids
d)
Proteins
20.
Which statement describes how lipids and carbohydrates are similar?
a)
They are both made of fat
b)
They are both made of sugar
c)
They both are bad for you
d)
They both provide energy
21.
Which correctly places the stages of mitosis in order?
a)
metaphase, prophase, interphase, telophase
b)
metaphase, prophase, interphase, telophase
c)
prophase, metaphase, anaphase, telophase
d)
prophase, metaphase, anaphase, cytokinesis
22.
Where are the chromosomes located during metaphase?
a)
lined up around the nucleus
b)
lined up in the middle of the nucleus
c)
scattered around the nucleus
d)
outside the nucleus
23.
What is the primary function of the lysosome?
a)
Actively transport molecules across a plasma membrane
b)
Eliminate water from the cell
c)
Carry genetic information
d)
Synthesize proteins
24.
Which of the following is true about the kingdom Bacteria?
a)
Bacteria are not motile.
b)
Bacteria have a cell wall.
c)
Bacteria reproduce sexually.
d)
Some bacteria have a nucleus.
25.
Which of the following is an example of a homozygous dominant genotype?
a)
BB
b)
Bb
c)
bB
d)
bb
26.
The original cell which gave rise to all other cells in evolution had which three parts?
a)
ribosomes, mitochondria, DNA
b)
nucleus, cell membrane, DNA
c)
chloroplasts, mitochondria, DNA
d)
ribosomes, membrane, DNA
27.
Fill in the blanks: Proteins are made of different ____________ which are arranged in different orders, or _________________.
a)
ribosomes, tRNAs
b)
polymers, monomers
c)
mRNA, bases
d)
amino acids, sequences
28.
A change in DNA is called a __________________.
a)
Nucleotide
b)
Mutation
c)
Radiation
d)
Transcription
29.
If a homozygous dominant (AA) individual is crossed to a homozygous recessive (aa) individual, what will the genotypes be of the offspring?
a)
50% AA, 50% aa
b)
25% AA, 50% Aa, 25% aa
c)
100% Aa
d)
50% AA, 50% Aa
30.
The human body has 23 homologous pairs of chromosomes. How many chromosomes does a somatic cell have?
a)
12
b)
23
c)
46
d)
92
31.
What is meant by the term "genetic variation?"
a)
Some individuals have the same genes as others
b)
Some genes are multiplied in tetraploid organisms
c)
Some chromosomes are longer than others
d)
Some individuals have different genes than others
32.
How do molecules move during facilitated diffusion?
a)
With the concentration gradient, using energy
b)
Against the concentration gradient, without using energy
c)
With the concentration gradient, without using energy
d)
Against the concentration gradient, using energy
33.
What does Biology mean?
a)
study of animals
b)
study of life
c)
study of plants
d)
study of the world
34.
Which of the following is NOT an organic molecule?
a)
protein
b)
lipids
c)
carbohydrates
d)
water
35.
A cell contains a cell wall and a chloroplast; what type of cell is this?
a)
plant
b)
animal
c)
bacteria
d)
none of them
36.
Which organelle controls all cellular activities?
a)
mitochondria
b)
nucleus
c)
flagella
d)
golgi appartus
37.
Do both plant and animal cells use cellular respiration?
a)
yes
b)
no
38.
Who is the father of Evolution?
a)
Charles Darwin
b)
Gregor Mendel
c)
Stefanie Shook
d)
Laura Hilscher
39.
How do scientist know that animals are related? Which of the following is NOT true.
a)
compare their embryological structures
b)
look at fossil records
c)
compare DNA
d)
just look at what they eat and where they live
40.
Which best fits the definition of an abiotic factor in the environment?
a)
living factors
b)
limiting factors
c)
nonliving factors
d)
human factors
41.
Osmosis is the diffusion of _____ across a selectively permeable membrane.
a)
food
b)
air
c)
water
d)
oxygen
42.
An animal cell placed in a hypertonic (salty) solution will
a)
Stay the same
b)
Shrink- get smaller
c)
Swell- get bigger
43.
Which way will the water molecules move during osmosis?
a)
Out of the cell, so the cell shrinks.
b)
Out of the cell, so the cell swells.
c)
Into the cell, so the cell shrinks.
d)
Into the cell, so the cell swells.
44.
The movement of molecules against a concentration gradient
a)
simple diffusion
b)
facilitated diffusion
c)
active transport
d)
osmosis
45.
All polymers are made up of...
a)
monosaccharides
b)
monomers
c)
proteins
d)
None of these
46.
Which of the following is not a polymer?
a)
Carbohydrates
b)
Proteins
c)
Lipids
d)
Nucleic Acids
47.
What is the function of nucleic acids?
a)
Stores energy
b)
Stores genetic information
c)
Movement
d)
Physical structure
48.
What is the monomer of proteins?
a)
amino acids
b)
polypeptides
c)
nucleotides
d)
monosaccharides
49.
Phospholipids are used in what biological structure?
a)
RNA
b)
DNA
c)
Cell membrane
d)
Cell wall
50.
What is the function of a carbohydrate?
a)
Stores energy
b)
Movement
c)
Stores genetic information
d)
Speeds up reactions
51.
Which of the following is a fossil?
a)
a plant that has recently died
b)
a group of organisms that can reproduce
c)
a structure or organ that no longer functions
d)
a trace of an organisms that existed in the past
52.
All rabbits living in a particular area would be an example of a(n)
a)
population
b)
species
c)
fossil
d)
individual organism
53.
a bird that can easily outcompete other birds for food and that can produce many eggs has a high
a)
life expectancy
b)
mutation rate
c)
fitness
d)
adaptability
54.
which of the folllowing is an exammple of a vestigial structure?
a)
the wings of a red-tailed hawk
b)
the hind limbs of a house cat
c)
the fins of sharks
d)
the wings of an ostrich
55.
What is suggested by the anatomical similarity of different species of vertebrates?
a)
no evolutionary relationships between the groups
b)
recent common ancestry
c)
similar environments in the past
d)
evolution from a distant common ancestor
56.
Some organisms that share a common ancestor have features that have different functions, but similar structures. These are known as
a)
vestigial structures
b)
analogous structures
c)
homologous structures
d)
fossil structures
57.
What is speciation?
a)
combining of tow species to form one with different traits
b)
isolation that affects mating behaviors
c)
timing of mating that prevents normal sexual selection
d)
divergence of two or more species from an existing one
58.
two species are in different environments and look very similar. However, that are not closely related (analogous). Their resemblance is most likely an example of.
a)
sexual selection
b)
temporal isolation
c)
convergent evolution
d)
divergent evolution
59.
What is the process in which humans breed organisms for certain traits?
a)
natural selection
b)
inheritance
c)
artificial selection
d)
descent withOUT modification
60.
Which of the following is a term for a group of similar organisms that can reproduce fertile offspring?
a)
individual
b)
population
c)
species
d)
fossil
61.
If green is dominant over purple, then what is the genotype for this individual?
a)
Purple
b)
Green
c)
GG
d)
gg
62.
Which is the correct phenotype for this organism?
a)
BB
b)
blue
c)
green
d)
bb
63.
True/False: Different genotypes can code for the same phenotype.
a)
True
b)
False
64.
Another word for homozygous is...
a)
purebred
b)
hybrid
c)
heterozygous
d)
dominant
65.
Tt is-
a)
homozygous dominant
b)
homozygous recessive
c)
heterozygous
d)
none of these
66.
If a pea plant were homozygous recessive for height, how would its alleles be represented?
a)
TT
b)
Tt
c)
tt
d)
tT
67.
If the four existing children in a family are all sons, what chance would there be that the next child would also be a son?
a)
75%
b)
50%
c)
25%
d)
20%
68.
Brown (B) is dominant over white (b). Which genotype is a purebred for brown fur?
a)
BB
b)
Bb
c)
bb
d)
All of the above
69.
What is a phenotype?
a)
The expression of a trait; physical appearance.
b)
refers to the genetic makeup of an individual
c)
An organism that has the same genes for a trait (ex. TT or tt)
d)
the passing of traits from parent to offspring
70.
This type of inheritance pattern shows BOTH traits in possible offspring
a)
complete dominance
b)
incomplete dominance
c)
co-dominance
d)
dominant pattern
71.
This type of inheritance pattern is a MIXTURE of both traits.
a)
incomplete dominance
b)
co-dominance
c)
complete dominance
d)
recessive pattern
72.
The scientific name for an organism is made from the:
a)
class and family name
b)
genus and species name
c)
domain and kingdom name
d)
kingdom and phylum name
73.
Which kingdom contains members who are prokaryotic?
a)
Archaebacteria and Eubacteria
b)
Archaebacteria and Protista
c)
Eubacteria and Animalia
d)
Eubacteria and Fungi
74.
Members of this kingdom never have a cell wall
a)
Animalia
b)
Plantae
c)
Archaebacteria
d)
Protista
75.
What trait separates sharks from ray-finned fish?
a)
Vertebrae
b)
Bony skeleton
c)
Four limbs
d)
None
76.
What traits do crocodiles and amphibians have in common?
a)
Vertebrae and hair
b)
Four limbs and amniotic eggs
c)
Bony skeleton and vertebrae
d)
Amniotic eggs and hair
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