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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: Sewage Treatment And Disposal (Environmental Engineering)

The odor in wastewater is measured by __________

Osmoscope

Chromatography

Olfactometer

Turbidity meter

2 / 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

3 / 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

4 / 10

Category: Sewage Treatment And Disposal (Environmental Engineering)

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

0.2

0.47

0.68

5 / 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

6 / 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

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: Drains And Sewers (Environmental Engineering)

Which sewer collects sewage directly from the house?

Main sewer

Outfall sewer

Lateral sewer

Intercepting sewer

9 / 10

Category: Treatment of Water (Environmental Engineering)

The permanent hardness is also known as __________

Pseudo hardness

Non carbonate hardness

Carbonate hardness

Brinell hardness

10 / 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

Your score is

The average score is 55%

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Leaderboard :

Pos.	Name	Score	Duration
1	Jatin Suthar	100 %	18 seconds
2	Ketan Shah	100 %	29 seconds
3	Manan Misra	100 %	29 seconds
4	Divyeshbhai Vasava	100 %	39 seconds
5	abc	100 %	40 seconds
6	abc	100 %	41 seconds
7	Gh	100 %	1 minutes 6 seconds
8	ravi	100 %	1 minutes 10 seconds
9	Divyeshbhai Vasava	100 %	1 minutes 27 seconds
10	Dp	100 %	1 minutes 32 seconds
11	Jd	100 %	1 minutes 34 seconds
12	Palanpur Banaskantha	100 %	1 minutes 39 seconds
13	Ravi	100 %	1 minutes 46 seconds
14	Nidhi P	100 %	2 minutes 47 seconds
15	2	90 %	46 seconds
16	M R	90 %	50 seconds
17	D	90 %	54 seconds
18	Alpesh Prajapati	90 %	59 seconds
19	H	90 %	1 minutes 5 seconds
20	Vdk	90 %	1 minutes 31 seconds
21	Darshan	90 %	1 minutes 38 seconds
22	Swati Vasava	90 %	1 minutes 55 seconds
23	નારણ	90 %	2 minutes 3 seconds
24	Jatin ghoghari	90 %	2 minutes 6 seconds
25	Manas Patel	90 %	2 minutes 10 seconds
26	R	90 %	2 minutes 19 seconds
27	Vipul chaudhari	90 %	2 minutes 24 seconds
28	D	90 %	2 minutes 28 seconds
29	Vivek	90 %	2 minutes 30 seconds
30	Kalpesh H	80 %	23 seconds
31	H G	80 %	41 seconds
32	MRH	80 %	1 minutes 7 seconds
33	Rahul Makwana	80 %	1 minutes 13 seconds
34	Chauhan Ashish	80 %	1 minutes 17 seconds
35	dj	80 %	1 minutes 27 seconds
36	Uuu	80 %	1 minutes 35 seconds
37	H	80 %	1 minutes 36 seconds
38	B.j	80 %	1 minutes 37 seconds
39	M	80 %	1 minutes 38 seconds
40	Dhaval	80 %	1 minutes 45 seconds
41	X	80 %	1 minutes 48 seconds
42	Jigar Barot	80 %	1 minutes 49 seconds
43	Jd	80 %	1 minutes 52 seconds
44	Rahul	80 %	1 minutes 52 seconds
45	N	80 %	1 minutes 54 seconds
46	Shivangi	80 %	1 minutes 55 seconds
47	Mayur Chaudhari	80 %	1 minutes 58 seconds
48	Hh	80 %	2 minutes 1 seconds
49	HUB	80 %	2 minutes 24 seconds
50	viren savaliya	80 %	3 minutes 15 seconds
51	Rohit	70 %	1 minutes 2 seconds
52	Priyanka	70 %	1 minutes 15 seconds
53	Why	70 %	1 minutes 18 seconds
54	Manoj	70 %	1 minutes 22 seconds
55	HB	70 %	1 minutes 24 seconds
56	Joshi	70 %	1 minutes 32 seconds
57	O	70 %	1 minutes 37 seconds
58	Yash	70 %	1 minutes 52 seconds
59	Sp	70 %	2 minutes 1 seconds
60	0	70 %	2 minutes 3 seconds
61	Nilesh Rathod	70 %	2 minutes 7 seconds
62	Ok	70 %	2 minutes 11 seconds
63	F	70 %	2 minutes 18 seconds
64	ch	70 %	2 minutes 27 seconds
65	Dhrumin	70 %	3 minutes 34 seconds
66	Parth Gadhvi	60 %	17 seconds
67	Bi	60 %	55 seconds
68	Np	60 %	1 minutes 8 seconds
69	j	60 %	1 minutes 8 seconds
70	.	60 %	1 minutes 19 seconds
71	a	60 %	1 minutes 22 seconds
72	Rahul Makwana	60 %	1 minutes 34 seconds
73	jay	60 %	1 minutes 47 seconds
74	Sagarkumar Pranami	60 %	1 minutes 50 seconds
75	B	60 %	2 minutes 6 seconds
76	Sanjay Patel	60 %	2 minutes 11 seconds
77	Dip Patel	60 %	2 minutes 37 seconds
78	Dilip Dholiya	50 %	13 seconds
79	Kp	50 %	49 seconds
80	M	50 %	1 minutes 4 seconds
81	Jay	50 %	1 minutes 17 seconds
82	ABC	50 %	1 minutes 40 seconds
83	H	50 %	1 minutes 41 seconds
84	VIHAN	50 %	1 minutes 56 seconds
85	P	50 %	2 minutes 8 seconds
86	Prashant Vaja	50 %	2 minutes 25 seconds
87	S	50 %	2 minutes 38 seconds
88	hiral	50 %	3 minutes 3 seconds
89	kamini	50 %	4 minutes 15 seconds
90	R	50 %	4 minutes 31 seconds
91	Mk	50 %	5 minutes
92	Joshi Hardik	50 %	5 minutes
93	R1	50 %	5 minutes 37 seconds
94	HIMANSU GAMIT	40 %	38 seconds
95	T	40 %	1 minutes 7 seconds
96	Dk	40 %	1 minutes 19 seconds
97	Royal	40 %	1 minutes 33 seconds
98	abc	40 %	1 minutes 40 seconds
99	P	40 %	1 minutes 49 seconds
100	T	40 %	2 minutes 6 seconds
101	Shubham	40 %	2 minutes 13 seconds
102	Manan001	40 %	2 minutes 19 seconds
103	Himank	40 %	2 minutes 22 seconds
104	NIRAVKUMAR	40 %	2 minutes 45 seconds
105	Kk	40 %	2 minutes 53 seconds
106	Mk	40 %	3 minutes 23 seconds
107	Bmg	40 %	3 minutes 35 seconds
108	Mr	40 %	3 minutes 35 seconds
109	Fr	30 %	1 minutes 9 seconds
110	Leena	30 %	1 minutes 13 seconds
111	Uman	30 %	1 minutes 23 seconds
112	Tushar	30 %	1 minutes 37 seconds
113	Rutvij Khalas	30 %	1 minutes 42 seconds
114	D	30 %	2 minutes 2 seconds
115	Josheel	30 %	2 minutes 45 seconds
116	Swati Vasava	30 %	2 minutes 53 seconds
117	Yagnesh	30 %	3 minutes 46 seconds
118	Mayur	30 %	3 minutes 50 seconds
119	Yuvraj sinh Makwana	30 %	4 minutes 47 seconds
120	@engineer	20 %	1 minutes 52 seconds
121	Shrenik	20 %	1 minutes 59 seconds
122	Divyeshbhai Vasava	20 %	2 minutes 31 seconds
123	ABC	20 %	2 minutes 58 seconds
124	Dk	20 %	3 minutes 42 seconds
125	Tm	10 %	42 seconds
126	Xyz	10 %	1 minutes 33 seconds
127	Madhuri	10 %	1 minutes 42 seconds
128	As	10 %	1 minutes 50 seconds
129	patel	10 %	2 minutes 31 seconds
130	Manoj Kayasth	10 %	3 minutes 4 seconds
131	Guest	0 %	0 second
132	Guest	0 %	0 second
133	Guest	0 %	0 second
134	Guest	0 %	0 second
135	Guest	0 %	0 second
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138	Guest	0 %	0 second
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143	Sagarkumar Pranami	0 %	0 second
144	Guest	0 %	0 second
145	Guest	0 %	0 second
146	Guest	0 %	0 second
147	Jitendra Parmar	0 %	5 seconds
148	sa	0 %	59 seconds

Free Environmental Engineering Test 1

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