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Free Environmental Engineering Test 1

-: Symbols & Description :-

(નિશાનીઓ અને તેનું વર્ણન)

-: Instructions :-

(સૂચનાઓ)

1. Click On Full Screen Mode (¤) From Corner For Best Test Experience

(બેસ્ટ ટેસ્ટ અનુભવ માટે ખૂણામાં આપેલ ફૂલ સ્ક્રીન મોડ (¤) ઉપર ક્લિક કરો)

2. Use Navigation Bar For Jumping Forward or Backward To Any Question

(કોઈ પણ પ્રશ્ન ઉપર જવા માટે નેવિગેશન બારનો ઉપયોગ કરવો)

3. Submit Test Button Will Be Only Visible At The Last Question

(ટેસ્ટ સબમિટ કરવાનો ઓપ્શન માત્ર છેલ્લા પ્રશ્ન ઉપર હશે)

4. Don't Forget To Give Your Rating & Review At The End Of Test

(ટેસ્ટ પૂરી થયા પછી રેટિંગ & રિવ્યુ આપવાનું ભુલશો નહીં)

"BEST OF LUCK"

[Click On Full Screen Mode (¤) From Corner For Best Test Experience]

(બેસ્ટ ટેસ્ટ અનુભવ માટે ખૂણામાં આપેલ ફૂલ સ્ક્રીન મોડ (¤) ઉપર ક્લિક કરો)

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Your Name

1 / 10

Category: Valves And Fittings (Environmental Engineering)

_________ valve allows water to flow in one direction only.

Air relief valve

Sluice valve

Reflux valve

Altitude valve

2 / 10

Category: Sewage Treatment And Disposal (Environmental Engineering)

The odor in wastewater is measured by __________

Osmoscope

Chromatography

Olfactometer

Turbidity meter

3 / 10

Category: Treatment of Water (Environmental Engineering)

The permanent hardness is also known as __________

Pseudo hardness

Non carbonate hardness

Carbonate hardness

Brinell hardness

4 / 10

Category: Sewage Treatment And Disposal (Environmental Engineering)

The detention period of oxidation pond is ___________

12-36 hours

4 hours

10-20 days

30-60 seconds

5 / 10

Category: Treatment of Water (Environmental Engineering)

The bacterial removal efficiency of the rapid sand filter is ______ in comparison to slow sand filter.

Less

Equal

Better

6 / 10

Category: Drains And Sewers (Environmental Engineering)

Which sewer collects sewage directly from the house?

Main sewer

Outfall sewer

Lateral sewer

Intercepting sewer

7 / 10

Category: Quality of Water (Environmental Engineering)

Increase in population of a rapidly growing city, may be estimated by

Arithmetical average method

Geometrical method

Incremental increase method

Graphical comparison method

8 / 10

Category: Sewage Treatment And Disposal (Environmental Engineering)

5 days BOD at 20°C is _______ of total demand.

0.2

0.47

0.68

9 / 10

Category: Treatment of Water (Environmental Engineering)

The effective size of sand of the slow sand filter is __________

0.1-0.2 mm

0.2-0.3 mm

0.4-0.7 mm

1-2 mm

10 / 10

Category: Class 3 Environmental

Facultative bacteria survive in

The presence of oxygen

The absence of oxygen

Both cases A and B

Neither A nor B

Your score is

The average score is 52%

"Rate This Test"

"Thank You"

Leaderboard :

Pos.	Name	Score	Duration
1	Jatin Suthar	100 %	18 seconds
2	Ketan Shah	100 %	29 seconds
3	Manan Misra	100 %	29 seconds
4	Gh	100 %	1 minutes 6 seconds
5	ravi	100 %	1 minutes 10 seconds
6	Dp	100 %	1 minutes 32 seconds
7	Palanpur Banaskantha	100 %	1 minutes 39 seconds
8	Ravi	100 %	1 minutes 46 seconds
9	M R	90 %	50 seconds
10	Vdk	90 %	1 minutes 31 seconds
11	Darshan	90 %	1 minutes 38 seconds
12	Jatin ghoghari	90 %	2 minutes 6 seconds
13	Manas Patel	90 %	2 minutes 10 seconds
14	R	90 %	2 minutes 19 seconds
15	Vipul chaudhari	90 %	2 minutes 24 seconds
16	Kalpesh H	80 %	23 seconds
17	MRH	80 %	1 minutes 7 seconds
18	Rahul Makwana	80 %	1 minutes 13 seconds
19	Chauhan Ashish	80 %	1 minutes 17 seconds
20	Uuu	80 %	1 minutes 35 seconds
21	B.j	80 %	1 minutes 37 seconds
22	M	80 %	1 minutes 38 seconds
23	Dhaval	80 %	1 minutes 45 seconds
24	X	80 %	1 minutes 48 seconds
25	Jigar Barot	80 %	1 minutes 49 seconds
26	Jd	80 %	1 minutes 52 seconds
27	Rahul	80 %	1 minutes 52 seconds
28	N	80 %	1 minutes 54 seconds
29	Shivangi	80 %	1 minutes 55 seconds
30	Hh	80 %	2 minutes 1 seconds
31	HUB	80 %	2 minutes 24 seconds
32	viren savaliya	80 %	3 minutes 15 seconds
33	Rohit	70 %	1 minutes 2 seconds
34	Priyanka	70 %	1 minutes 15 seconds
35	Why	70 %	1 minutes 18 seconds
36	Manoj	70 %	1 minutes 22 seconds
37	Joshi	70 %	1 minutes 32 seconds
38	Ok	70 %	2 minutes 11 seconds
39	F	70 %	2 minutes 18 seconds
40	Dhrumin	70 %	3 minutes 34 seconds
41	Parth Gadhvi	60 %	17 seconds
42	Bi	60 %	55 seconds
43	Np	60 %	1 minutes 8 seconds
44	.	60 %	1 minutes 19 seconds
45	Rahul Makwana	60 %	1 minutes 34 seconds
46	Sagarkumar Pranami	60 %	1 minutes 50 seconds
47	B	60 %	2 minutes 6 seconds
48	Dilip Dholiya	50 %	13 seconds
49	Kp	50 %	49 seconds
50	M	50 %	1 minutes 4 seconds
51	ABC	50 %	1 minutes 40 seconds
52	H	50 %	1 minutes 41 seconds
53	VIHAN	50 %	1 minutes 56 seconds
54	P	50 %	2 minutes 8 seconds
55	Prashant Vaja	50 %	2 minutes 25 seconds
56	S	50 %	2 minutes 38 seconds
57	hiral	50 %	3 minutes 3 seconds
58	R1	50 %	5 minutes 37 seconds
59	HIMANSU GAMIT	40 %	38 seconds
60	T	40 %	1 minutes 7 seconds
61	Royal	40 %	1 minutes 33 seconds
62	P	40 %	1 minutes 49 seconds
63	T	40 %	2 minutes 6 seconds
64	Shubham	40 %	2 minutes 13 seconds
65	Manan001	40 %	2 minutes 19 seconds
66	Himank	40 %	2 minutes 22 seconds
67	NIRAVKUMAR	40 %	2 minutes 45 seconds
68	Kk	40 %	2 minutes 53 seconds
69	Mr	40 %	3 minutes 35 seconds
70	Fr	30 %	1 minutes 9 seconds
71	Leena	30 %	1 minutes 13 seconds
72	Uman	30 %	1 minutes 23 seconds
73	Tushar	30 %	1 minutes 37 seconds
74	Rutvij Khalas	30 %	1 minutes 42 seconds
75	Josheel	30 %	2 minutes 45 seconds
76	Yagnesh	30 %	3 minutes 46 seconds
77	@engineer	20 %	1 minutes 52 seconds
78	ABC	20 %	2 minutes 58 seconds
79	Tm	10 %	42 seconds
80	Xyz	10 %	1 minutes 33 seconds
81	Madhuri	10 %	1 minutes 42 seconds
82	As	10 %	1 minutes 50 seconds
83	patel	10 %	2 minutes 31 seconds
84	Manoj Kayasth	10 %	3 minutes 4 seconds
85	Guest	0 %	0 second
86	Guest	0 %	0 second
87	Guest	0 %	0 second
88	Guest	0 %	0 second
89	Guest	0 %	0 second
90	Guest	0 %	0 second
91	Guest	0 %	0 second
92	Guest	0 %	0 second
93	Guest	0 %	0 second
94	Sagarkumar Pranami	0 %	0 second
95	Guest	0 %	0 second
96	Guest	0 %	0 second
97	Guest	0 %	0 second
98	Jitendra Parmar	0 %	5 seconds

Free Environmental Engineering Test 1

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