ATTENTION:
Kindly note that you will be presented with 50 questions randomized from the NOUN question bank. Make sure to take the quiz multiple times so you can get familiar with the questions and answers, as new questions are randomized in each attempt.
Good luck!
BIO217
1 / 50
A. Human insulin and human growth hormone are produced by __________bacteria.
2 / 50
B. Which of the following statements best describe transduction?
3 / 50
C. Alcoholic fermentation was found to be catalyzed by: __________
4 / 50
D. ______________ is used for food preservation.
5 / 50
E. Which one of the following is not an agricultural activity of microorganisms?
6 / 50
F. The microscope used to study microbial motility and determining the shape of line cells is: __________
7 / 50
G. Which of the following is not a characteristic of the mycobacterium?
8 / 50
H. Mutation can involve the ____of nucleotides. I. division , II. addition, III. deletion
9 / 50
I. Which of the following genera of bacteria are aerobes or facultative anaerobes that from irregular clusters by dividing into two or more planes?
10 / 50
J. A microscope in which the magnified image formed by the objective lens is further enlarged by one or more additional lenses is known as: __________
11 / 50
K. ___________ coined the term cell.
12 / 50
L. ___________ was awarded the 1905 nobel prize for physiology or medicine.
13 / 50
M. Bacteria were first discovered in the year __________
14 / 50
N. One of these is not an agricultural activity of microorganisms:
15 / 50
O. The most commonly used differential staining procedure is: __________
16 / 50
P. Which of the following groups of bacteria is not with unusual properties?
17 / 50
Q. Gram stain was developed in the year _________
18 / 50
R. A phase in the growth curve during which there is no increase in cell number of a microbial population is called ____________. phase
19 / 50
S. A microscope in which the magnified image formed by the objective lens is further enlarged by one or more additional lenses is known as: ___________
20 / 50
T. __________ is used to disinfect effluents from sewage treatment.
21 / 50
U. In food preparation, microbes are reduced to acceptable levels using methods such as addition of vinegar and ___________
22 / 50
V. Who supported the theory of spontaneous generation?
23 / 50
W. The class of microorganisms that has growth optima around 20 ۫C to 45 ۫C is __________
24 / 50
X. The process by which the internal and external structures of cells and microorganisms are preserved and fixed in a position is known as: _________
25 / 50
Y. The vaccine for the disease anthrax was developed between the period:
26 / 50
Z. A form of asexual reproduction process in which a single cell divides into two cells after developing a transverse septum is called ___________
27 / 50
AA. The union of a special male structure called a spermatium with a female reproductive structure is called ___________
28 / 50
AB. Spoilage of meat and / or vegetables in cold syorage can be caused by some _________
29 / 50
AC. The Basidiomycota are known a _________ fungi.
30 / 50
AD. Cell division in Saccharomyces cerevisiae occur by _________
31 / 50
AE. Which of the following classes of microorganisms has growth optima around 20 ۫C to 45 ۫C?
32 / 50
AF. Most microorganisms cannot be seen without ___________
33 / 50
AG. A system of surgery designed to prevent microorganisms from entering wounds was developed by __________
34 / 50
AH. The microscope used in the examination of unstained organisms suspended in fields is called ________ microscope.
35 / 50
AI. Systematic classification of fungi is based on sequence analtses of _________ RNA.
36 / 50
AJ. Heat – sensitive liquids and gases are sterilized by the use of ___________ method
37 / 50
AK. Another name for phenol is _________
38 / 50
AL. Which of the following disinfectants is used in food industries?
39 / 50
AM. Beijerinck and __________ pioneered the use of enrichment cultures and selective media.
40 / 50
AN. The acid used as a pharmaceutical to supply calcium to the body is: _________
41 / 50
AO. A regular polyhedron with twenty equilateral triangle faces and twelve vertices is known as __________
42 / 50
AP. __________ is the simplest virus.
43 / 50
AQ. The most commonly used differential staining procedure is: ____________
44 / 50
AR. The acid used as a pharmaceutical to supply calcium to the body is: __________
45 / 50
AS. The vegetative structure of a fungus is called a __________
46 / 50
AT. ___________ are the most plentiful form of plankton in the Arctic.
47 / 50
AU. Based on the source of energy bacteria can be classified as phototrophs and _________
48 / 50
AV. The first person to publish an extensive, accurate observation of microorganisms was ___________
49 / 50
AW. Alcoholic fermentation was found to be catalyzed by __________
50 / 50
AX. Which of the following is not placed in any microorganism’s domain?
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