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Dr. Kamal Dulai
Intro Biology 2007 Exam CUSTOM FINAL
Answer ALL 50 questions by marking your answers onto your scantron. Take your time and understand each
question before you answer. Good Luck! Please return just the scantron when finished. To save on paper, the
format is squeezed together in some places.
1
Biology is?
(a)
the study of the physical universe
(b)
study of matter
(c)
study of microbes
(d)
the study of life
(e)
None of the above
2
Which of the following do bacteria NOT have?
(a)
DNA
(b)
Cell wall
(c)
cytoplasm
(d)
nucleus
(e)
None of the above
3
Atoms are made of particles. Which of the following is not part of an atom?
(a)
Electrons
(b)
Protons
(c)
Neutrons
(d)
(e)
None of the above
4
During photosynthesis which gas is consumed?
(a)
Hydrogen
(b)
Oxygen
(c)
Water
(d)
Carbon Dioxide
(e)
None of the above
5
Electrons carry which charge?
(a)
Positive
(b)
Negative
(c)
None
(d)
Both
(e)
None of the above
6
Prokaryotic cells do not have which of the following?
(a)
mitochondria
(b)
ribosomes
(c)
cell wall
(d)
DNA
(e)
None of the above
7
The atomic number is equal to what?
(a)
Protons only
(b)
Neutrons only
(c)
Electrons only
(d)
Protons and Neutrons together
(e)
None of the above
8
Which one of the following is the fundamental units of life?
(a)
Individual
(b)
Protein
(c)
Virus
(d)
Cell
(e)
None of the above
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Dr. Kamal Dulai
9
A molecule is?
(a)
an atom
(b)
ten or more atoms joined together
(c)
five or more atoms joined together
(d)
two or more atoms joined together
(e)
None of the above
10
Compounds are?
(a)
molecules that consist of two or more different elements in any proportion
(b)
molecules that consist of two or more different elements in a fixed proportion
(c)
molecules that consist of three or more different elements in any proportion
(d)
molecules that consist of three or more different elements in a fixed proportion
(e)
None of the above
11
Currently, electrons are thought as moving in?
(a)
orbital shells around the nucleus
(b)
orbital shells in the nucleus
(c)
stationary on the nucleus
(d)
other electrons
(e)
None of the above
12
Which gas was missing from the first atmosphere of the Earth? Think about it!
(a)
Oxygen
(b)
Nitrogen
(c)
Carbon Monoxide
(d)
Carbon Dioxide
(e)
None of the above
13
Which of the following is not a common element found in living systems (cells)? Think about it!
(a)
hydrogen
(b)
oxygen
(c)
carbon
(d)
nitrogen
(e)
None of the above
14
Which came first to the young Earth, of the following? Select the best answer
(a)
fungi
(b)
animals
(c)
bacteria
(d)
humans
(e)
plants
15
What is an isotope?
(a)
Atoms of an element with different numbers of electrons
(b)
Atoms of an element with different numbers of protons
(c)
Atoms of an element with different numbers of neutrons
(d)
None of the above
16
Living organisms are able to exist because of a continual input of what?
(a)
water
(b)
energy
(c)
light
(d)
(e)
None of the above
17
During photosynthesis which gas is released?
(a)
Hydrogen
(b)
Oxygen
(c)
Water
(d)
Carbon Dioxide
(e)
None of the above
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Dr. Kamal Dulai
18
Which of the following is not an important biological bond?
(a)
covalent
(b)
ionic
(c)
hydrogen
(d)
glue
(e)
None of the above
19
How are ions formed from atoms?
(a)
Loss of an electron
(b)
Loss of a proton
(c)
Loss of a neutron
(d)
Loss of the atomic nucleus
(e)
None of the above
20
Water is a NOT a(n)?
(a)
molecule that forms hydrogen bonds
(b)
made of two hydrogens and one oxygen
(c)
element
(d)
Polar Covalent Molecule
(e)
None of the above
21
What is mutualism? Select the best answer
(a)
A situation where both species benefit
(b)
One feeds on the other
(c)
The two species do not interact
(d)
None of the above
22
What is Resource Partitioning?
(a)
Apparent competitors may actually have slightly different niches
(b)
Species may use resources in a different way or time
(c)
Minimizes competition and allows coexistence
(d)
All the above
(e)
None of the above
23
Which famous person sailed aboard the HMS Beagle to the Galapagos Islands?
(a)
Newton
(b)
Aristotle
(c)
Mendel
(d)
Darwin
(e)
None of the above
24
What are the consequences of Coevolution?
(a)
promotes traits that help prey escape predation
(b)
promotes traits that make predators more successful at capturing prey
(c)
Both the above
(d)
None of the above
25
Which of the following is NOT a Prey Defense?
(a)
Camouflage
(b)
Warning coloration
(c)
Mimicry
(d)
None of the above
26
What is true of Parasitism?
(a)
Parasites drain nutrients from their hosts and live on or in their bodies
(b)
Natural selection favors parasites that do not kill their host too quickly
(c)
Both the above
(d)
None of the above
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Dr. Kamal Dulai
27
How many different amino acids are known?
(a)
19
(b)
20
(e)
None of the above
(c)
23
28
The tertiary structure of a protein is?
(a)
The folding over of different regions
(b)
The sequence of amino acids
(c)
The interaction between different polypeptides
(d)
The total overall structure of the polypeptide
(e)
None of the above
29
An enzyme does what to a reaction? Select the best answer.
(a)
Changes the properties of the enzyme
(b)
Permits the heat from the reaction to be harnessed
(c)
Lowers the energy required to drive the reaction
(d)
Activates the reaction
(e)
None of the above
30
Do all cells have DNA?
(a)
Yes
(b)
(d)
25
No
31
Which base is not found in DNA normally?
(a)
A
(b)
C
(c)
G
(d)
T
(e)
None of the above
32
Which of the following is not a know type of ecological succession?
(a)
Primary succession
(b)
Secondary succession
(c)
Tertiary succession
(d)
None of the above
33
Which of the following was not an example of Exotic Species discussed in lecture?
(a)
Kudzu in Georgia
(b)
Caulerpa taxifolia
(c)
Rabbits in Australia
(d)
Humans in America
(e)
None of the above
34
The branch of biology dealing with heredity is known as?
(a)
Ecology
(b)
Evolution
(c)
Genetics
(d)
Microbiology
(e)
None of the above
35
All eukaryotic cells have mitochondria. What is the main function of mitochondria?
(a)
Generate ATP
(b)
Generate Proteins
(c)
Make DNA
(d)
Make RNA
(e)
None of the above
36
Chloroplasts do what?
(a)
convert dollars to pounds
(b)
convert sunlight energy to ATP energy
(c)
live outside cells
(d)
make proteins
(e)
None of the above
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Dr. Kamal Dulai
37
Our current concept is that the center of the atom contains the nucleus. Orbiting outside this are?
(a)
Protons
(b)
Neutrons
(c)
Nucleic acids
(d)
Electrons
(e)
None of the above
38
Which gas is consumed during respiration?
(a)
Hydrogen
(b)
Oxygen
(c)
Water
(d)
Carbon Dioxide
(e)
None of the above
39
The central dogma lists the flow of information in biological systems from?
(a)
DNA to RNA to Protein
(b)
Protein to RNA to DNA
(c)
RNA to DNA to Protein
(d)
DNA to Protein to RNA
(e)
None of the above
40
Nucleotides (the stuff of DNA and RNA) are made of?
(a)
Sugar, Base, and Protein
(b)
Base, Lipid, and Sugar
(c)
Sugar, fat, and base
(d)
Sugar, base, and phosphate
(e)
None of the above
41
Which base is normally present in DNA but not in RNA?
(a)
A
(b)
C
(c)
G
(e)
None of the above
(d)
T
42
Which birds did Darwin find on the Galapagos Islands and helped him to propose his theory of
evolution?
(a)
Vultures
(b)
Woodpeckers
(c)
Finches
(d)
Peacocks
(e)
None of the above
43
May two different populations occupy the same niche at the same time?
(a)
Yes
(b)
No
44
Which of the following is an example of a trace fossil?
(a)
Skin
(b)
Bone
(c)
Footprint
(d)
Feather
(e)
None of the above
45
How is material, such as rock, dated by scientists?
(a)
Microwaves
(b)
Radiometric dating
(c)
Touch
(d)
Fossils
(e)
None of the above
46
During which of the following periods did dinosaurs exist? Remember the moview!
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Dr. Kamal Dulai
(a)
(b)
(c)
(d)
(e)
Cambrian
Devonian
Jurassic
Tertiary
None of the above
47
Which is the best definition of Biodiversity?
(a)
The variation within a family
(b)
The variation within a species
(c)
The sum of all species occupying a specified area during the past
(d)
The sum of all species occupying a specified area during a specified interval, past and present
(e)
None of the above
48
What is the age of the Universe?
(a)
13 billion years
(b)
13 trillion years
(c)
13 million years
(d)
13 thousand years
(e)
None of the above
49
What is the age of the Earth
(a)
4.6 billion years
(b)
4.6 trillion years
(c)
4.6 million years
(d)
4.6 thousand years
(e)
None of the above
50
When will the human population exceed 10 billion people?
(a)
next 5 years
(b)
next 50 years
(c)
next 500 years
(d)
next 5000 years
(e)
None of the above
THE EXAM IS FINISHED. SHOULD YOU HAVE TIME PLEASE REVIEW YOUR ANSWERS. (NOTE:
ANSWERS TO SOME OF THE LATTER QUESTIONS MAY HELP YOU DEDUCE THE ANSWERS TO OTHER
QUESTIONS.
THANK YOU!
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