Environmental Engineering Interview Questions and Answers:
Following are the list of Environmental Engineering Interview Questions and Answers
Define Environment.
The physical, chemical and biological presence of living and non-living things outside an individual species is called as its environment.
Define the term Environment with reference to ISO 14001.
According to ISO 14001, environment can be defined as, “surroundings in which an organization operates, including air, water, land, natural resources, flora, fauna, humans and inter relation”.
What are the two categories of environments?
- Biotic environment
- Abiotic environment
Name the components of environment.
Air (Atmosphere), Land ( Lithosphere) and Water (hydrosphere)
Write the composition of air in % by weight.
- Nitrogen – 75.54 %
- Oxygen – 23.14%
- Argon – 1.27%
- Carbon dioxide – 0.03%
- Miscellaneous – 0.02%
What are gases present in the air?
Nitrogen, oxygen, Argon, Carbon dioxide, hydrogen, helium, ozone, radon, neon, krypton, xenon, Sulphur dioxide, ammonia, methane, hydrogen sulphide, etc
Name the various layers of atmosphere.
- Troposphere
- Stratosphere (Ozonosphere)
- Mesosphere
- Heterosphere (Thermosphere)
- Exosphere