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Environmental Engineering Quiz | Practice MCQ #mcq.imBooz

December 16, 2019 by Dr. IM Leave a Comment

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Multiple Choice Questions on Environmental Engineering | Objective Questions | Environmental Engineering Quiz | MCQ

1 >>The process used for the removal of dissolved carbondioxide from the water, is known as ?

  • (A) Coagulation
  • (B) Aeration
  • (C) Agitation
  • (D) Sedimentation

2 >>Ultra-violet rays are used for the treatment of water known as ?

  • (A) Dechlorination
  • (B) Disinfection
  • (C) Aeration
  • (D) Filtration

3 >>The method used for the removal of fine suspended particle is ?

  • (A) Filtration
  • (B) Agitation
  • (C) Flotation
  • (D) Aeration

4 >>Turbidity in water may be removed by ?

  • (A) Sedimentation
  • (B) Filtration
  • (C) Agitation
  • (D) Oxidation

5 >>The permissible level of HCN in drinking water is ?

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  • (A) Less than 0.01 mg/litre
  • (B) Around 5 mg/litre
  • (C) More than 50 mg/litre
  • (D) Around 1 mg/litre

6 >>The presence of fluorides in drinking water helps in ?

  • (A) Purification of water
  • (B) Preventing decaying of teeth
  • (C) Deodourisation of water
  • (D) Reduces fungi formation

7 >>The presence of fluorides in drinking water helps in ?

  • (A) Purification of water
  • (B) Preventing decaying of teeth
  • (C) Deodourisation of water
  • (D) Reduces fungi formation

Environmental Engineering Quiz | Environmental Engineering MCQ

8 >>The maximum concentration of lead in drinking water should not exceed. ?

  • (A) 0.0005 mg/litre
  • (B) 0.005 mg/litre
  • (C) 0.05 mg/litre
  • (D) 0.5 mg/litre

9 >>Which of the following is pesticide? ?

  • (A) Endrin
  • (B) Aldrin & DDT
  • (C) Toxaphone
  • (D) All of the above

10 >>The maximum permissible level or pesticides, in general, in drinking water is nearly ?

  • (A) 1 to 50 ppm
  • (B) 50 to 100 ppm
  • (C) 100 to 250 ppm
  • (D) 250 to 500 ppm

Environment Engineering

11 >>The bad smell due to decomposition of sewage, on account of the action of bacteria, is mainly due to the presence of ?

  • (A) Dead bacteria
  • (B) Hydrogen sulphide
  • (C) Carbondioxide
  • (D) Oxygen

12 >>Which of the following plant is highly sensitive to mercury vapour? ?

  • (A) Sunflower
  • (B) Ivy
  • (C) Aloc
  • (D) Cherry

13 >>The anitdote for the poisonous effects due to mercury, is ?

  • (A) Vitamin K
  • (B) BAL
  • (C) Thiosulphate
  • (D) Altropine

14 >>Which of the following chemical is least poisonous? ?

  • (A) Arsenic
  • (B) Lead
  • (C) Sodium
  • (D) Cyanide

15 >>Thiosulphate is the antidote for the poisonous effect due to ?

  • (A) Arsenic
  • (B) Lead
  • (C) Sodium
  • (D) Cyanide

Environmental Engineering Quiz | Environmental Engineering MCQ

16 >>DDT is ?

  • (A) An inorganic compound
  • (B) A compound of phosphours
  • (C) A chlorinated hydrocarbon
  • (D) A naturally occurring chemical

17 >>The science of poisons – their effects, antidotes and detection, is known as ?

  • (A) Toxicology
  • (B) Minerology
  • (C) Petrology
  • (D) Poisonology

Environmental Engineering Quiz | Environmental Engineering MCQ

18 >>Dust particles in industrial processes may be generated by ?

  • (A) Crushing
  • (B) Grinding
  • (C) Detonation
  • (D) Any of the above processes

19 >>Suspended liquid droplets generated by condensation from the gaseous to the liquid state or by breaking up a liquid into a dispersed state is known as ?

  • (A) Dust
  • (B) Fume
  • (C) Mist
  • (D) Vapours

20 >>Acute poisoning may be the result of entry into the body of large of concentrated doses of poison through ?

  • (A) Breathing
  • (B) Swalowing
  • (C) Skin absorption
  • (D) Any of the above

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Filed Under: Competitive Exam Quiz Tagged With: Basic Environmental Engineering objective question, Environmental Engineering gate questions, Environmental Engineering interview questions, Environmental Engineering Questions and answers, Environmental Engineering questions MCQs with answers, Environmental Engineering Quiz, Environmental Engineering viva questions, Multiple Choice Questions on Environmental Engineering

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