Q.1
Which of the following statements define Environmental Engineering?
  • a) Creation of procedures and infrastructure for water delivery
  • b) Waste disposal
  • c) Pollution control of various kinds
  • d) All of the mentioned
Q.2
Among the given engineers, who is known as the first female environmental engineer?
  • a) Ellen Swallow Richards
  • b) Miss Ellen Henrietta
  • c) Catherine Anselm Gleason
  • d) Elsie Eaves
Q.3
Which of the following is/are types of pollution that affect the environment?
  • d) All of the mentioned
  • a) Air pollution
  • b) Water pollution
  • c) Land pollution
Q.4
Which of the following statements define environmental chemistry?
  • a) study of chemical reactions that occur in water, air, land, biological habitats, and human activities
  • b) study of chemical reactions that occur in water, air, land, and biological habitats only
  • c) study of chemical reactions that occur in water, air, and land only
  • d) None of the above
Q.5
Environmental science is defined by which of the following statements?
  • a) study of the interactions between the environment’s and humans only
  • b) study of the interactions between the environment’s and physical components
  • c) study of the interactions between the environment’s and chemical components
  • d) study of the interactions between the environment’s physical, chemical, and biological components
Q.6
Why carbon dioxide is called a greenhouse gas?
  • a) Because they absorb heat
  • b) Because they absorb moisture
  • c) Because they absorb oxygen
  • d) Because they absorb hydrogen
Q.7
Which of the following statements means water vapor?
  • a) Water vapor is the gaseous phase of water
  • b) Water vapor is the liquid phase of water
  • c) Water vapor is the solid phase of water
  • d) All of the mentioned
Q.8
Which of the following is a renewable source of energy?
  • a) Ocean currents
  • b) Solar energy
  • c) Biomass
  • d) All of the above
Q.9
Which is the first zone of purification in a sand bed?
  • a) Heterotrophic zone
  • b) Schmutzdecke zone
  • c) Electrolytic zone
  • d) Autotrophic zone
Q.10
What does the phrase “anthropogenic CO2 emissions” mean?
  • a) Natural CO2 emissions
  • b) Human made CO2 emissions
  • c) Industrial CO2 emissions
  • d) All of the mentioned
Q.11
Which process of water treatment is done to avoid floating debris, branches, trees, or other large particles suspended in water?
  • a) Primary sedimentation
  • b) Secondary sedimentation
  • c) Screening
  • d) Aeration
Q.12
Which of the following compounds was earlier produced for the utility of transformers?
  • a) PCB
  • b) TCDD
  • c) PCDF
  • d) PDD
Q.13
When Environmental Lapse Rate (ELR) is greater than Adiabatic Lapse Rate (ALR), then which of the following occurs?
  • a) Super adiabatic lapse rate
  • b) Neutral lapse rate
  • c) Adiabatic lapse rate
  • d) Sub adiabatic lapse rate
Q.14
When environmental Lapse Rate (ELR) is less is than Adiabatic Lapse Rate (ALR), then which of the following occurs?
  • a) Super adiabatic lapse rate
  • b) Neutral lapse rate
  • c) Adiabatic lapse rate
  • d) Sub adiabatic lapse rate
Q.15
Which of the following is NOT a primary pollutant?
  • a) Oxygen
  • b) Ground-level ozone
  • c) Carbon monoxide
  • d) Carbon dioxide
Q.16
Which of the following gas is released when alum is added to water?
  • a) Ca (OH)3
  • b) CO2
  • c) Al (OH)3
  • d) CaSO4
Q.17
Which of the following plants is extremely sensitive towards sulphur dioxide?
  • a) Tomato
  • b) Onion
  • c) Potato
  • d) Corn
Q.18
Which of the following is not commonly used as a filter material in the treatment of water?
  • a) Garnet sand
  • b) Crushed rock
  • c) Sand
  • d) Anthracite
Q.19
In which of the following process earthworms decompose biodegradable solid waste?
  • a) Composting
  • b) Land fills
  • c) Shredding
  • d) Vermi-composting
Q.20
Which of the mentioned devices are used for removing vapour phase/gaseous pollutants?
  • a) Thermal oxidisers
  • b) Absorption towers
  • c) Catalytic converters
  • d) All of the mentioned
0 h : 0 m : 1 s