IOWA STATE BIOLOGY 211 FINAL
REVIEW EXAM QUESTIONS &
ACCURATE CORRECT ANSWERS
PASSED
Biology is - correct answer ✔✔The scientific study of living organisms
What are three properties of life? - correct answer ✔✔Response to environment, homeostasis,
conversion of energy
Theories and hypotheses differ in? - correct answer ✔✔The amount of evidence they are based
on
Hypothesis-based science is based on - correct answer ✔✔Deductive reasoning
A community refers to - correct answer ✔✔All of the different species within an area
The organisms known as________are responsible for making aerobic respiration possible -
correct answer ✔✔Cyanobacteria
Multicellular organisms are hypothesized to have arisen when? - correct answer ✔✔1.5 bya
What is the correct taxa order from smallest to largest? - correct answer ✔✔Genus, Family,
Order, Class, Phylum, Domain
, The half-life of some element X is 2500 years. How long will it take for 7/8 of this element to
decay? - correct answer ✔✔7500 years
What evidence supports the Endosymbiont Theory? - correct answer ✔✔Mitochondria and
chloroplasts have their own DNA
The domain Archaea includes_____ - correct answer ✔✔Extremophiles
Gram-positive bacteria_____ - correct answer ✔✔Have more peptidoglycan than gram-negative
bacteria (Peptidoglycan, also known as murein, is a polymer consisting of sugars and amino
acids that forms a mesh-like layer outside the plasma...)
Chemoautotrophs get their energy how? - correct answer ✔✔Chemical Bonds
What are important functions of prokaryotes? - correct answer ✔✔Decomposition, Nitrogen-
fixation, Bioremediation
What process(es) will kill endospores? - correct answer ✔✔Autoclaving- only this and pressure
cooking (which is essentially the same as autoclaving)
Protists can be______ - correct answer ✔✔Mixotrophs (ex: Euglenids), Colonial (ex: Algae),
Decomposers (ex: Fungi-like protists)
The parasite Trypanosoma is_______ - correct answer ✔✔A Kinetoplastid
The supergroup Alveolata includes_______ - correct answer ✔✔Apicomplexans,
Paramecium,.and Ciliates
What organisms are responsible for red tides? - correct answer ✔✔Dinoflagellates
REVIEW EXAM QUESTIONS &
ACCURATE CORRECT ANSWERS
PASSED
Biology is - correct answer ✔✔The scientific study of living organisms
What are three properties of life? - correct answer ✔✔Response to environment, homeostasis,
conversion of energy
Theories and hypotheses differ in? - correct answer ✔✔The amount of evidence they are based
on
Hypothesis-based science is based on - correct answer ✔✔Deductive reasoning
A community refers to - correct answer ✔✔All of the different species within an area
The organisms known as________are responsible for making aerobic respiration possible -
correct answer ✔✔Cyanobacteria
Multicellular organisms are hypothesized to have arisen when? - correct answer ✔✔1.5 bya
What is the correct taxa order from smallest to largest? - correct answer ✔✔Genus, Family,
Order, Class, Phylum, Domain
, The half-life of some element X is 2500 years. How long will it take for 7/8 of this element to
decay? - correct answer ✔✔7500 years
What evidence supports the Endosymbiont Theory? - correct answer ✔✔Mitochondria and
chloroplasts have their own DNA
The domain Archaea includes_____ - correct answer ✔✔Extremophiles
Gram-positive bacteria_____ - correct answer ✔✔Have more peptidoglycan than gram-negative
bacteria (Peptidoglycan, also known as murein, is a polymer consisting of sugars and amino
acids that forms a mesh-like layer outside the plasma...)
Chemoautotrophs get their energy how? - correct answer ✔✔Chemical Bonds
What are important functions of prokaryotes? - correct answer ✔✔Decomposition, Nitrogen-
fixation, Bioremediation
What process(es) will kill endospores? - correct answer ✔✔Autoclaving- only this and pressure
cooking (which is essentially the same as autoclaving)
Protists can be______ - correct answer ✔✔Mixotrophs (ex: Euglenids), Colonial (ex: Algae),
Decomposers (ex: Fungi-like protists)
The parasite Trypanosoma is_______ - correct answer ✔✔A Kinetoplastid
The supergroup Alveolata includes_______ - correct answer ✔✔Apicomplexans,
Paramecium,.and Ciliates
What organisms are responsible for red tides? - correct answer ✔✔Dinoflagellates
