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125

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: Treatment of Water (Environmental Engineering)

The permanent hardness is also known as __________

Pseudo hardness

Non carbonate hardness

Carbonate hardness

Brinell hardness

2 / 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

3 / 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

4 / 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

5 / 10

Category: Sewage Treatment And Disposal (Environmental Engineering)

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

0.2

0.47

0.68

6 / 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

7 / 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

8 / 10

Category: Sewage Treatment And Disposal (Environmental Engineering)

The odor in wastewater is measured by __________

Osmoscope

Chromatography

Olfactometer

Turbidity meter

9 / 10

Category: Drains And Sewers (Environmental Engineering)

Which sewer collects sewage directly from the house?

Main sewer

Outfall sewer

Lateral sewer

Intercepting sewer

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 55%

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

Free Environmental Engineering Test 1

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