1|Page
Biod 171 module 1 exam, Module 2 exam portage learning
microbio 171 BIOD, BIOD 171 MODULE 3 EXAM, BIOD 171:
MODULE 4, Portage Learning BIOD171 Module 4 exam, BIOD
171 MODULE 3 EXAM, module 5 exam - bio171 microbio,
Portage Microbiology BIOD171 Exam 5
True/False. A virus is considered a microorganism. ......ANSWER......False
True or False: The smallest biological unit of life is the molecule.
......ANSWER......False
At a generalized level, all cells are comprised of what?
......ANSWER......Macromolecules
A student may also answer: Proteins, Lipids, Nucleic acids and
Polysaccharides but they must answer with all four to be fully correct.
Proteins are formed from various combinations of _______ of which
there are ______ known forms. ......ANSWER......1. Amino acids
2. 20
How many amino acids are classified as being essential amino acids?
......ANSWER......9
,2|Page
The plasma membrane (select all that are true):
A. Restricts movement of materials in and out of the cell
B. Is often a triple layer comprised of lipids
C. Prevents essential nutrients from escaping
D. Contains hydrophobic tails pointing outward ......ANSWER......A;C
Complete the following DNA strand, and indicate how many bonds are
formed for each complementary pair:
3' GGTCATCG 5'
5' CC _____AGC 3' ......ANSWER......3' GGTCATCG 5'
5' CCAGTAGC 3'
There are 2 bonds formed between A and T, and 3 bonds between G
and C.
True of False: The genetic material within a prokaryotic cell is contained
within a membrane-enclosed region. ......ANSWER......False
How many carbon atoms are present in the monosaccharide glucose?
......ANSWER......6
Describe the 4 basic bacterial morphologies. ......ANSWER......Coccus
(round/spherical), bacillus (rod), vibrio (curved rod) or spirillum
(spiral/corkscrew).
,3|Page
True or False: Archaea, a eukaryotic class of microorganisms, is capable
of surviving harsh environments. ......ANSWER......False
Which of the following microorganisms are considered to be Eukarya?
Select all that apply.
Animalia
Plantae
Fungi
Protista ......ANSWER......All of them
Microorganisms classified as _________ obtain most of their energy by
converting light energy into chemical energy. ......ANSWER......Plantae
A defining characteristic of fungi is the presence of chitin in the cell
walls. Which of following also contain chitin? Select all that apply.
A. Mushrooms
B. Bacteria
C. Yeast
D. Molds ......ANSWER......A, C, D
True or False: Protista retain a unicellular classification, as they are
unable to form tissue layers. ......ANSWER......True
, 4|Page
True of False. All multicellular microorganisms classified as Animalia are
heterotrophic ......ANSWER......True
The function of the lysosome is (select all that apply):
A. Lipid synthesis
B. Protein synthesis
C. To produce energy (ATP)
D. Protein modification and distribution
E. Waste disposal via hydrolytic enzymes ......ANSWER......E
The function of the mitochondria is (select all that apply):
A. Lipid synthesis
B. Protein synthesis
C. To produce energy (ATP)
D. Protein modification and distribution
E. Waste disposal via hydrolytic enzymes ......ANSWER......C
The combination of the cell membrane and the outer membrane is
referred to as the (select all that apply):
A. Cell wall
B. Capsid
Biod 171 module 1 exam, Module 2 exam portage learning
microbio 171 BIOD, BIOD 171 MODULE 3 EXAM, BIOD 171:
MODULE 4, Portage Learning BIOD171 Module 4 exam, BIOD
171 MODULE 3 EXAM, module 5 exam - bio171 microbio,
Portage Microbiology BIOD171 Exam 5
True/False. A virus is considered a microorganism. ......ANSWER......False
True or False: The smallest biological unit of life is the molecule.
......ANSWER......False
At a generalized level, all cells are comprised of what?
......ANSWER......Macromolecules
A student may also answer: Proteins, Lipids, Nucleic acids and
Polysaccharides but they must answer with all four to be fully correct.
Proteins are formed from various combinations of _______ of which
there are ______ known forms. ......ANSWER......1. Amino acids
2. 20
How many amino acids are classified as being essential amino acids?
......ANSWER......9
,2|Page
The plasma membrane (select all that are true):
A. Restricts movement of materials in and out of the cell
B. Is often a triple layer comprised of lipids
C. Prevents essential nutrients from escaping
D. Contains hydrophobic tails pointing outward ......ANSWER......A;C
Complete the following DNA strand, and indicate how many bonds are
formed for each complementary pair:
3' GGTCATCG 5'
5' CC _____AGC 3' ......ANSWER......3' GGTCATCG 5'
5' CCAGTAGC 3'
There are 2 bonds formed between A and T, and 3 bonds between G
and C.
True of False: The genetic material within a prokaryotic cell is contained
within a membrane-enclosed region. ......ANSWER......False
How many carbon atoms are present in the monosaccharide glucose?
......ANSWER......6
Describe the 4 basic bacterial morphologies. ......ANSWER......Coccus
(round/spherical), bacillus (rod), vibrio (curved rod) or spirillum
(spiral/corkscrew).
,3|Page
True or False: Archaea, a eukaryotic class of microorganisms, is capable
of surviving harsh environments. ......ANSWER......False
Which of the following microorganisms are considered to be Eukarya?
Select all that apply.
Animalia
Plantae
Fungi
Protista ......ANSWER......All of them
Microorganisms classified as _________ obtain most of their energy by
converting light energy into chemical energy. ......ANSWER......Plantae
A defining characteristic of fungi is the presence of chitin in the cell
walls. Which of following also contain chitin? Select all that apply.
A. Mushrooms
B. Bacteria
C. Yeast
D. Molds ......ANSWER......A, C, D
True or False: Protista retain a unicellular classification, as they are
unable to form tissue layers. ......ANSWER......True
, 4|Page
True of False. All multicellular microorganisms classified as Animalia are
heterotrophic ......ANSWER......True
The function of the lysosome is (select all that apply):
A. Lipid synthesis
B. Protein synthesis
C. To produce energy (ATP)
D. Protein modification and distribution
E. Waste disposal via hydrolytic enzymes ......ANSWER......E
The function of the mitochondria is (select all that apply):
A. Lipid synthesis
B. Protein synthesis
C. To produce energy (ATP)
D. Protein modification and distribution
E. Waste disposal via hydrolytic enzymes ......ANSWER......C
The combination of the cell membrane and the outer membrane is
referred to as the (select all that apply):
A. Cell wall
B. Capsid
