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All of the following are examples of methods involved in microbial ecology except____.
1. viable counts
2. turnover
3. fimbria
4. ribosomal RNA
. Which of the following are NOT associated with aquatic environments?
1. Dissolved oxygen
2. Redfield ratio
3. Outer membrane
4. Oligotrophism
The flow of energy and matter in living organisms through a producer-consumer sequence is
known as ___.
1. the ecosystem
2. the food chain
3. commensalism
4. the food web
In the Winogradsky column the bottom part consists of ____..
1. O2 dominated mud
2. Rust- coloured zone
3. Anoxic H2S dominated zone
4. Red zone.
The formation of a cyst (dormant, low metabolic activity) is called ____.
1. syngamy
2. excystment
3. conjugation
4. encystment
5. All of the following are associated with microbial interactions except ...
1. rumen.
2. mutualism.
3. commensalism.
4. asthma
4. An extremely heat- and chemical-resistant, dormant, thick-walled spore that develops within
bacteria is known as a(n)…
1. mycelium.
2. flagellum.
3. viroid.
4. endospore.
3. Which of the following is NOT directly involved in microbial ecology?
1. Communities
2. Urbanisation
3. Populations
4. Ecosystems
All of the following are involved in the environments of microorganisms except ...
1. biofilms.
2. loops.
3. mats.
4. bases.
Which of the following is NOT involved in biogeochemical cycling?
1. Nutrients
2. Transversion
3. Reduction
4. Immobilisation
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