BIO 251 Final Exam Review
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1. microbes What types of organisms generate at least half, if not more, of the oxygen on the
planet?
A. Plants
B. Microbes
2. All of the above Which of the following products may be created using microbes. Select all that
apply.
food
medicines
biofuels
paper
insulin
3. True True or false: Some microbes may make us sick, but others help keep us healthy.
4. Viruses & Prions Which of the following are acellular microbes? Select all that apply.
Bacteria
Viruses
Helminths
Prions
Fungi
5. Vitamin K Which vitamin do certain microbes in our intestines produce?
Vitamin A
Vitamin C
Vitamin K
Vitamin B
Vitamin D
6. Atom
, BIO 251 Final Exam Review
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Which of these is the basic building block of matter?
Proton
Electron
Molecule
Atom
Neutron
7. False. True or false: A positively charged ion is called an anion.
- A positively
charged ions a
Cation(+)
8. C6H12O6(glu- Which of the following would be considered to be an organic molecule?
cose) NH3+
C6H12O6
SiO2
H+
CO2
9. False True or false: A solution with a pH of 8 is acidic.
10. Amino acid = Pro- Match the macromolecule with its subunit. Pick the best option.
tein
Saccharide= Car- Amino acid
bohydrate Saccharide
Fatty acid & glyc- Fatty acid & glycerol
erol = Lipids Nucleotide
Nucleotide= Nu-
Bank:
cleic Acid
A.Carbohydrate
B.Lipid
, BIO 251 Final Exam Review
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C.Protein
D.Nucleic acid
11. Biochemical test- Which of the following techniques analyzes the products of microbial metabo-
ing lism?
Culturing
Polymerase chain reaction
Staining
Biochemical testing
Microscopy
12. False True or false: A differential stain typically uses just one dye that works the same
Differential uses on all structures/organisms.
2 dyes
13. Colony What term do we use to describe a mass of microbial cells growing in one location
on a medium that all came from just one or a few cells?
Hyphae
Colony
Culture
Bacterium
None of these
14. B. General pur- Which type of medium would be best to start with if we had to grow an unknown
pose, because it organism?
would give the
organism many A. Specialized, because it would give the organism a few specific nutrients
different nutri- B. General purpose, because it would give the organism many different nutrients
ents C. Specialized, because it would give the organism many different nutrients
D. General purpose, because it would give the organism a few specific nutrients
Study online at https://quizlet.com/_h6x2av
1. microbes What types of organisms generate at least half, if not more, of the oxygen on the
planet?
A. Plants
B. Microbes
2. All of the above Which of the following products may be created using microbes. Select all that
apply.
food
medicines
biofuels
paper
insulin
3. True True or false: Some microbes may make us sick, but others help keep us healthy.
4. Viruses & Prions Which of the following are acellular microbes? Select all that apply.
Bacteria
Viruses
Helminths
Prions
Fungi
5. Vitamin K Which vitamin do certain microbes in our intestines produce?
Vitamin A
Vitamin C
Vitamin K
Vitamin B
Vitamin D
6. Atom
, BIO 251 Final Exam Review
Study online at https://quizlet.com/_h6x2av
Which of these is the basic building block of matter?
Proton
Electron
Molecule
Atom
Neutron
7. False. True or false: A positively charged ion is called an anion.
- A positively
charged ions a
Cation(+)
8. C6H12O6(glu- Which of the following would be considered to be an organic molecule?
cose) NH3+
C6H12O6
SiO2
H+
CO2
9. False True or false: A solution with a pH of 8 is acidic.
10. Amino acid = Pro- Match the macromolecule with its subunit. Pick the best option.
tein
Saccharide= Car- Amino acid
bohydrate Saccharide
Fatty acid & glyc- Fatty acid & glycerol
erol = Lipids Nucleotide
Nucleotide= Nu-
Bank:
cleic Acid
A.Carbohydrate
B.Lipid
, BIO 251 Final Exam Review
Study online at https://quizlet.com/_h6x2av
C.Protein
D.Nucleic acid
11. Biochemical test- Which of the following techniques analyzes the products of microbial metabo-
ing lism?
Culturing
Polymerase chain reaction
Staining
Biochemical testing
Microscopy
12. False True or false: A differential stain typically uses just one dye that works the same
Differential uses on all structures/organisms.
2 dyes
13. Colony What term do we use to describe a mass of microbial cells growing in one location
on a medium that all came from just one or a few cells?
Hyphae
Colony
Culture
Bacterium
None of these
14. B. General pur- Which type of medium would be best to start with if we had to grow an unknown
pose, because it organism?
would give the
organism many A. Specialized, because it would give the organism a few specific nutrients
different nutri- B. General purpose, because it would give the organism many different nutrients
ents C. Specialized, because it would give the organism many different nutrients
D. General purpose, because it would give the organism a few specific nutrients
