Power Engineering 4th Class Unit A5 2026 – Fundamental Concepts,
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In a plant, potential environmental problems can be detected by plant personnel.
How can they do this?
a. by noting abnormal conditions and asking questions
b. using proper sensing equipment
c. by conduction regular fly-overs
d. by depending on the instrumentation fitted on the equipment - CORRECT
ANSWER✔✔a
As part of the water cycle, animals use this process to release water.
a. respiration
b. transpiration
c. perspiration
d. transigration - CORRECT ANSWER✔✔a
What is the significance of the term "Global Warming Potential"?
a. Global Warming Potential predicts the ability of newly formed gases to harm
Earth's atmosphere.
,b. The Global Warming Potential scale is a sliding scale that determines which
greenhouse gas currently is the most damaging.
c. It is a way of ranking a greenhouse gas' potential to affect the Earth
d. Global Warming Potential differentiates pollutants between hazardous and
non-hazardous gases. - CORRECT ANSWER✔✔c
With regards to ecology, what are decomposers classed as?
a. omnivores
b. consumers
c. producers
d. inactive organic matter - CORRECT ANSWER✔✔b
In the oxygen cycle, where does carbon dioxide get released into the
atmosphere?
a. the earth
b. animals
c. plants
d. the oceans - CORRECT ANSWER✔✔b
What determines how much ash a combustion process produces?
a. how long the fuel has been in storage
b. the type of fuel
,c. how the fuel is prepared
d. how the fuel is burned - CORRECT ANSWER✔✔b
By doing this, waste disposal can be made to be more effective.
a. Treat the waste
b. Evaporate the waste
c. Dilute the waste
d. Isolate the waste - CORRECT ANSWER✔✔a
What do the biological, chemical and geological cycles try to attain in the process
of cycling?
a. stasis
b. balance
c. constant movement
d. surpluses - CORRECT ANSWER✔✔b
The cycling of matter which are necessary for life is called the ______ cycle.
a. biological cycle
b. life cycle
c. biogeochemical cycle
d. geohydroxy cycle - CORRECT ANSWER✔✔c
, An example of a chemical treatment of liquid waste is:
a. incineration
b. coagulation
c. anaerobic digestion
d. sedimentation - CORRECT ANSWER✔✔b
Where is most of the world's carbon stored?
a. in the oceans
b. in rocks
c. in animals
d. in plants - CORRECT ANSWER✔✔b
Flyash collected by pollution control devices can be used:
a. as a base for road construction
b. in the tire industry
c. in the concrete industry
d. to make insulation - CORRECT ANSWER✔✔c
When do fabric filters reach their best efficiency?
Rated A+, Guaranteed Pass
In a plant, potential environmental problems can be detected by plant personnel.
How can they do this?
a. by noting abnormal conditions and asking questions
b. using proper sensing equipment
c. by conduction regular fly-overs
d. by depending on the instrumentation fitted on the equipment - CORRECT
ANSWER✔✔a
As part of the water cycle, animals use this process to release water.
a. respiration
b. transpiration
c. perspiration
d. transigration - CORRECT ANSWER✔✔a
What is the significance of the term "Global Warming Potential"?
a. Global Warming Potential predicts the ability of newly formed gases to harm
Earth's atmosphere.
,b. The Global Warming Potential scale is a sliding scale that determines which
greenhouse gas currently is the most damaging.
c. It is a way of ranking a greenhouse gas' potential to affect the Earth
d. Global Warming Potential differentiates pollutants between hazardous and
non-hazardous gases. - CORRECT ANSWER✔✔c
With regards to ecology, what are decomposers classed as?
a. omnivores
b. consumers
c. producers
d. inactive organic matter - CORRECT ANSWER✔✔b
In the oxygen cycle, where does carbon dioxide get released into the
atmosphere?
a. the earth
b. animals
c. plants
d. the oceans - CORRECT ANSWER✔✔b
What determines how much ash a combustion process produces?
a. how long the fuel has been in storage
b. the type of fuel
,c. how the fuel is prepared
d. how the fuel is burned - CORRECT ANSWER✔✔b
By doing this, waste disposal can be made to be more effective.
a. Treat the waste
b. Evaporate the waste
c. Dilute the waste
d. Isolate the waste - CORRECT ANSWER✔✔a
What do the biological, chemical and geological cycles try to attain in the process
of cycling?
a. stasis
b. balance
c. constant movement
d. surpluses - CORRECT ANSWER✔✔b
The cycling of matter which are necessary for life is called the ______ cycle.
a. biological cycle
b. life cycle
c. biogeochemical cycle
d. geohydroxy cycle - CORRECT ANSWER✔✔c
, An example of a chemical treatment of liquid waste is:
a. incineration
b. coagulation
c. anaerobic digestion
d. sedimentation - CORRECT ANSWER✔✔b
Where is most of the world's carbon stored?
a. in the oceans
b. in rocks
c. in animals
d. in plants - CORRECT ANSWER✔✔b
Flyash collected by pollution control devices can be used:
a. as a base for road construction
b. in the tire industry
c. in the concrete industry
d. to make insulation - CORRECT ANSWER✔✔c
When do fabric filters reach their best efficiency?
