Biology 1 - The Life Sciences » 2019 » Final Exam

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Question #1
Many viruses are inhibited by antibiotics
A.   TRUE
B.   FALSE
Question #2
Down Syndrome results from an extra chromosome 21
A.   FALSE
B.   TRUE
Question #3
A portion of DNA that encodes a specific protein is  
A.   a gene
B.   a centromere
C.   a chromatid
D.   a chromosome
Question #4
What combination of characteristics do all animals share?
A.     multicellular, prokaryotic, autotrophic
B.    multicellular, eukaryotic, heterotrophic
C.    unicellular, eukaryotic, heterotrophic
D.     multicellular, eukaryotic, autotrophic
Question #5
What name is given to the membranous sacs found within a chloroplast?
A.   Reaction centers
B.   Thylakoids
C.   Stroma 
D.   Cristae
Question #6
If you are suffering with pancreatitis, what organ system is in pain?
A.   Circulatory
B.   Digestive
C.   Endocrine
D.   Lymphatic
Question #7
The three component parts of an atom are the ____________, which carries a positive charge; the ____________, which carries no charge; and the _____________, which carries a negative charge
A.   electron, neutron, proton
B.   neutron, electron, isotope
C.   proton, neutron, isotope
D.   proton, neutron, electron
Question #8
Darwin's theory of natural selection requires that populations must limit their reproduction to only two offspring.
A.   TRUE
B.   FALSE
Question #9
All mutations are harmful
A.   FALSE
B.   TRUE
Question #10
The lower the pH of solution, the less acidic the solution
A.   TRUE
B.   FALSE
Question #11
How many codons are in the mRNA sequence GGAAUGAAACAGGAACCC?  
A.   3
B.   6
C.   18
D.   0
Question #12
Those species that are central to the stability of a community are called ________
A.   herbivores
B.   dominant species
C.   r-selected species
D.   keystone species
Question #13
Animals are capable of sexual, but NOT asexual, reproduction
A.   FALSE
B.   TRUE
Question #14
The Hardy-Weinberg Principle is a means to detect the evidence of __________.
A.   speciation
B.   evolution
C.   mutation
D.   natural selection
Question #15
Which of the following is an adaptation to increase the surface area of a part of a cell that is involved in cellular respiration?
A.   the outer membrane of a chloroplast
B.   the endoplasmic reticulum
C.   the cristae of mitochondria
D.   the grana of a chloroplast
Question #16
All mutations involve some kind of change in the genetic code.
A.   FALSE
B.   TRUE
Question #17
Alleles are described as
A.   environmental factors that affect gene expression
B.   alternate versions of a gene
C.   alternate versions of phenotypes
D.   homologous chromosomes
Question #18
In Transcription, DNA is copied to produce
A.   transfer RNA
B.   RNA polymerase
C.   messenger RNA
D.   a ribosome
Question #19
The light reactions of photosynthesis produce
A.   ATP 
B.   ATP, NADPH, and glucose
C.   NADPH
D.   Glucose
E.   ATP and NADPH
Question #20
You are a mammal in the Phylum Chordata in the Kingdom Animalia. 
A.   FALSE
B.   TRUE
Question #21
Cancer is believed to be associated with a failure of the cell cycle.
A.   FALSE
B.   TRUE
Question #22
The double helix of DNA is composed of building blocks called
A.   disaccharides
B.   amino acids
C.   monosaccharides
D.   phospholipids
E.   nucleotides
Question #23
The Earth is 4.6 billion years old.
A.   FALSE
B.   TRUE
Question #24
The primary structural component of a cell membrane is
A.   a sugar molecule attached to a protein
B.   a cholesterol molecule
C.   a protein molecule
D.   a phospholipid molecule
E.   an enzyme
Question #25
Which of the following trophic levels has the lowest energy content and biomass?
A.   detritivores
B.   producers
C.   top carnivores
D.   primary consumers
Question #26
Diploid means having
A.   two complete sets of chromosomes. 
B.   two chromosomes in each somatic cell. 
C.   one complete set of chromosomes. 
D.   three complete sets of chromosomes.
E.   two chromosomes in each gamete.
Question #27
Which of the following is the correct order of the three stages of aerobic respiration? 
A.   krebs cycle, glycolysis, electron transport  
B.   electron transport chain, krebs cycle, glycolysis 
C.   electron transport, glycolysis, krebs cycle  
D.   glycolysis, krebs cycle, electron transport chain
Question #28
The terms 'anatomy' and 'physiology' have the same meaning.
A.   FALSE
B.   TRUE
Question #29
Exponential growth is sometimes referred to as the 'J' curve.
A.   FALSE
B.   TRUE
Question #30
What is the main function of DNA?
A.   to provide structural support to the cell
B.   to speed up cell reactions
C.   to produce ATP
D.   to encode proteins
E.   All of the above
Question #31
Multicellular autotrophs are found in the Domain
A.   Eukarya
B.   Archaea
C.   Prokarya
D.   Bacteria
Question #32
Homologous chromosomes are matched in
A.   length
B.   gene locations
C.   centromere position
D.   all of the above
Question #33
In Translation, what does the translating?
A.   the amino acids
B.   the ribosome
C.   RNA polymerase
D.   the transfer RNA
Question #34
Which of the following would a clumped population dispersion pattern?
A.   a field of wildflowers
B.   a pod of 40 migrating whales
C.   oak trees planted on city streets
D.   earthworms in the soil of a garden
Question #35
Which type of tissue includes blood?
A.   Nervous tissue
B.   Epithelial tissue
C.   Connective tissue
D.   Muscle tissue
Question #36
Bacteria go through a form of cell division called _____________.
A.   binary fission
B.   Cytokinesis
C.   binary fusion
D.   None of the above
Question #37
Which of the following is an example of a density-independent factor?
A.   a specialist searching for a particular type of plant that is its food source
B.   a plant parasite, such as mistletoe
C.   a disease on wheat plants in a wheat field
D.   cold weather causing seedlings in a field to freeze
Question #38
Which of the following is an example of homeostasis?
A.   evolving rapidly
B.   eating and using energy from food
C.   regulating your body's water water balance (with help from your kidneys!)
D.   reproducing a great number of offspring
Question #39
Which of the following is the proper way to write a scientific name?
A.   HOMO sapiens
B.   homo sapiens
C.   Homo sapiens
D.   Homo Sapiens
Question #40
More than any other, the one word that captures the meaning of evolution is _______
A.   change
B.   mutation
C.   adaptation
D.   species
Question #41
Which of the following reproductive isolating mechanisms is an example of a 'lock and key' constraint (for example, mating organs or pollinators are incompatible)?
A.   gametic isolation
B.   mechanical isolation
C.   hybrid sterility
D.   ecological barrier
Question #42
The energy currency of cells is
A.   NADP
B.   ATP
C.   NaCl
D.   ADP
E.   glucose 
Question #43
The study of fossils remains or other clues to past life is called
A.   Paleontology
B.   Fossilology
C.   Evolutionist
D.   Macroecology
Question #44
K-selected species (aka equilibrium species) provide very much parental care for their young.
A.   TRUE
B.   FALSE
Question #45
The cells of the nervous system are called neurons
A.   TRUE
B.   FALSE
Question #46
How does the carbon dioxide that is needed in photosynthesis get inside the plant?
A.   Through the roots
B.   Right through the skin or epidermis of the plant
C.   You can't fool me, plants don't use carbon dioxide in photosynthesis
D.   Through the stomatal pores on the leaf
Question #47
Which of the following is the most abundant pigments used to absorb light in plants?
A.   carotenoids
B.   chlorophyll a
C.   chlorophyll c
D.   chlorophyll b
Question #48
Which level of ecological organization includes both the living and nonliving components of a functional system?
A.   Organism
B.   Population
C.   Ecosystem
D.   Community
Question #49
During a study session about evolution, one of your fellow students remarks, "The giraffe stretched its neck while reaching for higher leaves; its offspring inherited longer necks as a result." Which statement is most likely to be helpful in correcting this student's misconception?
A.    Disuse of an organ may lead to its eventual disappearance.
B.    Spontaneous mutations can result in the appearance of new traits.
C.     Characteristics acquired during an organism's life are generally not passed on through genes.
D.    If the giraffes did not have to compete with each other, longer necks would not have been passed on to the next generation.
Question #50
In an ecological energy pyramid, an animal that eats an animal that eats an animal that eats plants would be called a ________.
A.   secondary consumer
B.   primary consumer
C.   quarternary consumer
D.   tertiary consumer
Question #51
Humans are based on _______ pairs of chromosomes.
A.   46
B.   23
C.   2
D.   millions of
E.   92
Question #52
Choose ALL of the following organisms that would be classified as autotrophs.
A.   A daisy
B.   A bald eagle
C.   A mushroom
D.   A daisy, Seaweed (i.e. green algae), A redwood tree
E.   A redwood tree
F.   A bacterium that lives in your gut
Question #53
In terms of impacts on the phenotype, most mutations are ________.
A.   lethal
B.   deleterious
C.   neutral
D.   beneficial
Question #54
A major difference between eukaryotes and prokaryotes is that prokaryotes
A.   do not have a nucleus in their cells and other organisms do
B.   have a nucleus in their cells and other organisms do not.
C.   are autotrophs and other organisms are not
D.   have cell walls and other organisms do not
Question #55
A ball at the top of a hill is an example of______ and a ball rolling down the hill is an example of ______.  
A.   exergonic reaction; endergonic reaction
B.   noncompetitive inhibition; competitive inhibition
C.   potential energy; kinetic energy 
D.   kinetic energy; potential energy 
Question #56
r-selected species tend to _________
A.   be opportunists
B.   provide lots of parental care
C.   be large
D.   produce large young
Question #57
Plants perform photosynthesis but not cellular respiration.
A.   TRUE
B.   FALSE
Question #58
All types of muscle are voluntary.
A.   TRUE
B.   FALSE
Question #59
A population is a
A.   group of individuals of several interacting species that interact in multiple ecosystems
B.   group of individuals of several interacting species that live in one area
C.   sum of all individuals of a species in all locations
D.   group of individuals of a single species that live and interact in one area
Question #60
Who almost beat Darwin in developing a theory of Natural Selection?
A.   Lyell
B.   Wallace
C.   Lamark
D.   Mendel
Question #61
The end game of natural selection is
A.   fitness
B.   genetic drift
C.   extinction
D.   speciation
Question #62
NADPH is one kind of molecule known as an 'electron carrier molecule'.
A.   TRUE
B.   FALSE
Question #63
The biological concept of species is based on idea of
A.   geographic isolation
B.   reproductive isolation
C.   ecological isolation
D.   None of the above
Question #64
Species evenness is a measure of the total number of species occupying a habitat
A.   TRUE
B.   FALSE
Question #65
All organisms reproduce, transmitting DNA from one generation to the next.
A.   TRUE
B.   FALSE
Question #66
Meiosis is a process that produces  
A.   egg cells
B.   sperm cells
C.   gametes
D.   haploid cells
E.   all of the above
Question #67
During cytokinesis of a plant cell, the cell divides by forming a cleavage furrow.
A.   TRUE
B.   FALSE
Question #68
Water's unique chemistry makes life on earth possible. Which of the following does NOT accurately describe the chemistry of water?,,
A.   Water is less dense as a solid (which is why ice floats)
B.   Water has a low degree of cohesion
C.   Water has a high specific heat and so regulates temperature
D.   Water is a great solvent

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