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
The organisms within an ecosystem live in
2 / 50
Microorganisms in the air can be determined by the following methods except
3 / 50
All these are chemolitotrophic bacteria except
4 / 50
The pigment is obtained from the fungus Blakeslea trispora
5 / 50
The yeast cell reproduces by division
6 / 50
Energy transfer to the consumers in the ecosystem is done through the
7 / 50
Lipase is produced by which of the following fungi?
8 / 50
Which of the organisms is used in the production of cheese?
9 / 50
The environment, organisms, biotic and abiotic factors are components of the
10 / 50
A large portion if the sulphurin the biosphere is found in
11 / 50
The body of a fungus is called
12 / 50
The true fungi are classified into subdivisions based on their
13 / 50
Food leftover in the kitchen for 3 days in the presence of air and water will reveal spores of
14 / 50
The sulphur bacteria uses carbon dioxide to reduce hydrogen sulphide to sulphur in order to obtain carbohydrate.
15 / 50
Homogenization of microorganisms involves of the extract
16 / 50
Temporary inhabitants of an environment are known as ___.
17 / 50
Sulphur is an essential component of living cells found in the amino acid
18 / 50
Microorganisms may grow in all these areas except ___.
19 / 50
Biogeochemical cycles have the following features except
20 / 50
The study of the relationship among organisms and their environment is known as
21 / 50
Which of the following is is a limiting factor for growth of many organisms?
22 / 50
When a virus lacks a demonstrable latent period in the vector, it is said to be
23 / 50
Which of the following is not a sewage bacteria?
24 / 50
is used for growing colonies of bacteria
25 / 50
The most common organisms found in air are
26 / 50
27 / 50
All these are fungi that occur in freshwater except
28 / 50
is a limiting factor for growth of many organisms
29 / 50
A limiting factor for growth of many organisms is
30 / 50
The pigment is present in plants for the manufacture of food
31 / 50
Lakes that receive small amount of nutrients are termed ___
32 / 50
Which of the following organisms is used in the production of wine from grapes?
33 / 50
Rhizobium radiciola and Bacillus radiciola live in the root nodules of leguminous plants
34 / 50
The fungus Rhodotrula gracilis produces the vitamin
35 / 50
The earth's water supply is also known as
36 / 50
The advantage of agar medium over gelatin as a solidifying agent is that
37 / 50
Atromentin is the pigment produced by the fungus
38 / 50
The most common organisms found in air are ___.
39 / 50
Prosthesa is an adaptation for ___ bacterium
40 / 50
Sulphur occurs in different and common oxidation states
41 / 50
Which of these bacterial population is not found in salt water?
42 / 50
Energy from the sun is captured by the
43 / 50
Prosthesa is an adaptation for a bacterium found in lakes
44 / 50
The movement of chemical elements through the biological and geographical components of the biosphere is known as cycle
45 / 50
The true fungi is classified into subdivisions based on their
46 / 50
Citric acid is produces by ___.
47 / 50
Saccharomyces cerevisiae produces the enzyme __
48 / 50
The hyphae of fungi is bounded by a cell wall made up of chitin and ___
49 / 50
The lithosphere consists of the following except ___.
50 / 50
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