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