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Environmental Engineering Online Test


Correct Answer: 2 points | Wrong: -1 point
Grades: A* (100% score) | A (80%-99%) | B (60%-80%) | C (40%-60%) | D (0%-40%)
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Here is the complete list of test quizzes on Environmental Engineering.

1. The minimum thickness of the side wall of the manhole is __________

Question 1 of 50

2. The water supply pipes are buried underground. The load on the buried pipe due to earth filling is given by ____________

Question 2 of 50

3. The aerobic decomposition of nitrogenous organic matter gives __________

Question 3 of 50

4. What is the minimum water pressure available at fire hydrants?

Question 4 of 50

5. The value of the factor K in finding the storm water flow by Rational method is ____________

Question 5 of 50

6. Which form of solute stabilization occurs when water passes through limestone?

Question 6 of 50

7. The thickness of sand bed of a pressure filter is _____ cm.

Question 7 of 50

8. Chlorine which gets consumed in the oxidation of impurities before disinfection is ______________

Question 8 of 50

9. The surface loading rate of a secondary clarifier is ______ litres/m2/day.

Question 9 of 50

10. The area of the filter is 1500. What is the number of beds to be provided?

Question 10 of 50

11. 5 days BOD at 20oC is ___ of total demand.

Question 11 of 50

12. The long UV-B radiations are important for vitamin D production of the skin.

Question 12 of 50

13. The number of organisms destroyed is equal to the number of organisms remaining at time t = __________

Question 13 of 50

14. The turbulence decreases the DO content of water.

Question 14 of 50

15. By how much has atmospheric carbon dioxide concentration increased ever since the Industrial Revolution?

Question 15 of 50

16. The number of stages involved in the desalination using a multistage flash evaporator is _________________

Question 16 of 50

17. The choice of combined water carriage system does not depend on ____________

Question 17 of 50

18. _______ denotes the characteristic size of circular cross section of sewer.

Question 18 of 50

19. The fluoride concentration for prevention of dental caries is ____________

Question 19 of 50

20. Which of the following type of pump is based on the number of entrances to the impeller?

Question 20 of 50

21. ______ is a liquid that passes through solid waste and extracts suspended impurities from it.

Question 21 of 50

22. When Richardson number is equal to zero, what is the wind turbulence characteristic?

Question 22 of 50

23. In the following figure ‘B’ is represented by _______
Head under which pump will not work is minimum head occurs when discharge is maximum
Figure: Characteristic curve of centrifugal well pump

Question 23 of 50

24. Consider the following statements regarding sand as filter material.
i. It should be free from clay or silt
ii. Organic matter should be present in the sand
iii. It should be nonuniform
Which of the above statement is/are correct?

Question 24 of 50

25. If the annual average hourly demand of the city is 10000m3, what is the maximum hourly consumption?

Question 25 of 50

26. Which of the following is correct regarding the cheapest filter material used in water treatment?

Question 26 of 50

27. The detention period of a septic tank is ___________

Question 27 of 50

28. The detention period of a secondary clarifier is ___________

Question 28 of 50

29. The speed of impeller in a flash mixer is ___________
The speed of impeller in a flash mixer is 110rpm
Figure: Flash mixer

Question 29 of 50

30. ___________ is the process in which ground water unfiltrate into the sewers.

Question 30 of 50

31. Which type of chloramine is formed when pH of water is 4.4?

Question 31 of 50

32. Asbestos cement sewers are made from __________

Question 32 of 50

33. The average time required by water to pass through the settling tank is called _______

Question 33 of 50

34. What are the factors affecting per capita demand?

Question 34 of 50

35. How does increase in temperature affect air pollution?

Question 35 of 50

36. Are any of the following monitors used to measure the concentration of particular gases from the exhaust generated in vehicles?

Question 36 of 50

37. _______ is defined as the percentage of rain water in the form of runoff.

Question 37 of 50

38. As far as safer handling is considered, which of the following is used for fluoridation?

Question 38 of 50

39. What is the temperature at which MPN test is performed?

Question 39 of 50

40. The total hardness of water is 100ppm as CaCO3 equivalent. What is the type of water?

Question 40 of 50

41. Natural zeolite is mainly processed from ____________

Question 41 of 50

42. Which is the most abundant hydrocarbon in the atmosphere?

Question 42 of 50

43. Which of the following fluid is used in web scrubbers?

Question 43 of 50

44. In which type of sedimentation, the flocculent suspension of the intermediate concentration takes place?

Question 44 of 50

45. What is/are the inertial method(s) used to measure size of aerosol particles?

Question 45 of 50

46. Clouds help in cooling down the planet and do not contribute to greenhouse effect.

Question 46 of 50

47. The minimum depth of sand of a rapid sand filter is given by __________

Question 47 of 50

48. The organic loading in a trickling filter is measured in ___________

Question 48 of 50

49. Identify the odd one of the following.

Question 49 of 50

50. The design velocity of flow of a detritus tank is ____________

Question 50 of 50


 

Topic wise Test Quizzes on Environmental Engineering

Environmental Engineering tests, quizzes, and exams are great ways to learn and test your Environmental Engineering skills. Whether you’re a beginner or experienced, challenge and boost your confidence with our engaging online quizzes on Environmental Engineering Basics, Water Quality, Sedimentation, Sand Filter, Filtration, Disinfection, Water Softening, Flow System, Sewer Construction, Sewer Appurtenances, Settling Tank, Air Pollution, Activated Sludge Process, Greenhouse Gases, Wastewater Characteristics and Treatment. Start the Environmental Engineering online test now!

Environmental Engineering Basic Quiz

Water Quality Quiz

Sedimentation Quiz

Sand Filter Quiz

Filtration Quiz

Disinfection Quiz

Water Softening Quiz

Pumps and Pumping Quiz

Flow System Quiz

Hydraulic Design of Sewer Quiz

Sewer Construction Quiz

Sewer Appurtenances Quiz

Wastewater Characteristics Quiz

Wastewater Disposal Quiz

Wastewater Treatment Quiz

Settling Tank Quiz

Sewage Filtration Quiz

Activated Sludge Process Quiz

Air Pollution Quiz

Air Pollution Effects and Sources Quiz

Greenhouse Gases Quiz

Environmental Acid Rain and Aerosol Quiz

Environmental Engineering Certification Test

Environmental Engineering Certification Test is a free certification exam. However, you need to score at least a B grade in the “Qualifier Test” to be eligible to take part in this test. So, take the “Qualifier Test” before the Certification test.

Qualifier Test Certification Test

Total Questions: 50, Total Time: 1 hour, Correct Answer: 2 points, Wrong Answer: -1 point

Environmental Engineering Internship Test

If you scored either Grade A* or Grade A in our Environmental Engineering Internship Test, then you can apply for Internship at Sanfoundry in Environmental Engineering.

Environmental Engineering Internship Test

Total Questions: 50, Total Time: 1 hour, Correct Answer: 2 points, Wrong Answer: -1 point

Environmental Engineering Job Test

It’s designed to test and improve your skills for a successful career, as well as to apply for jobs.

Environmental Engineering Job Test

Total Questions: 50, Total Time: 1 hour, Correct Answer: 2 points, Wrong Answer: -1 point

  
Note: Before you get started on these series of online tests, you should practice our collection of 1000 MCQs on Environmental Engineering here.

Sanfoundry Scoring & Grading System

Sanfoundry tests and quizzes are designed to provide a real-time online exam experience. Here’s what you need to know about them.

  • Scoring System: You get 2 points for each correct answer but lose 1 point for every wrong answer.
  • Grading System: Your grade depends on your final score and can be one of the following:

    • Grade A* – Genius (100%)
    • Grade A – Excellent (80% to 99%)
    • Grade B – Good (60% to 80%)
    • Grade C – Average (40% to 60%)
    • Grade D – Poor (0% to 40%)
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Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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