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!
ESM236
1 / 50
A typical sporangium is found in the family
2 / 50
The deep water in a lake beyond the depth of effective light penetration is present in the
3 / 50
The true fungi are classified into subdivisions based on their
4 / 50
Atromentin is the pigment produced by the fungus ___.
5 / 50
Saccharomyces cerevisiae produces the enzyme
6 / 50
The oxidation states of sulphur does not include
7 / 50
Citric acid is produces by ___.
8 / 50
The lithosphere consists of the following except ___.
9 / 50
The mean daily precipitation overland is about
10 / 50
One of the following options is not a long-term method of storing virus tissues.
11 / 50
The pigment is present in plants for the manufacture of food
12 / 50
13 / 50
Lakes that receive small amount of nutrients are termed
14 / 50
The organisms within an ecosystem live in
15 / 50
When a virus lacks a demonstrable latent period in the vector, it is said to be
16 / 50
Sulphur is an essential component of living cells found in the amino acid
17 / 50
The sulphur bacteria oxidizes hydrogen sulphide to sulphur which is stored in bacterial cells as granules
18 / 50
A is obtained when microorganisms are grown in the laboratory medium
19 / 50
Which microorganism is used for the production of cheese
20 / 50
The environment, organisms, biotic and abiotic factors are components of the
21 / 50
Which of these processes is not involved in the nitrogen cycle?
22 / 50
Rhizobium radiciola and Bacillus radiciola live in the root nodules of leguminous plants
23 / 50
The type and population of microbes in waterbodies is determined by the
24 / 50
In anaerobic conditions, ntrates are reduced to nitrous oxide through a process of
25 / 50
Ammonia is converted to nitrites during the process of
26 / 50
The organism partakes in the production of citric acid
27 / 50
The make-up of a microbiological medium exists in all of these except
28 / 50
Clostridium tetani is a pathogen which causes in man
29 / 50
The true fungi is classified into subdivisions based on their
30 / 50
Homogenization of microorganisms involves ___ of the extract.
31 / 50
The penicillin antibiotic was discovered by
32 / 50
The fungal kingdom is divided into ___.
33 / 50
When a virus lacks a demonstrable latent period in the vector, it is said to be ___
34 / 50
Homogenization of microorganisms involves of the extract
35 / 50
The pigment is obtained from the fungus Blakeslea trispora
36 / 50
Energy transfer to the consumers in the ecosystem is done through the
37 / 50
Which of the following is is a limiting factor for growth of many organisms?
38 / 50
__ determines the type and population of microbes in waterbodies.
39 / 50
Autotrophs are able to manufacture their food through
40 / 50
A large portion of the sulphur in the biosphere is found in
41 / 50
Atromentin is the pigment produced by the fungus
42 / 50
All these are chemolitotrophic bacteria except
43 / 50
Which of the following is not a process by which carbon is restored back to the atmosphere?
44 / 50
A large portion if the sulphurin the biosphere is found in
45 / 50
Which of these is not a freshwater habitat?
46 / 50
The hyphae of fungi is bounded by a cell wall made up of chitin and ___
47 / 50
The earth's water supply is also known as
48 / 50
Which of the following is not a sewage bacteria?
49 / 50
50 / 50
Saccharomyces cerevisiae produces the enzyme __
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