NCERT NEET Environmental Issues MCQs,PDFs,mock,model,sample test

Environmental Issues Mock Test-2

Question No:1

What is/are done by catalytic converters?

[A] Unburnt hydrocarbons are converted to CO2 and H2O.
[B] CO in converted to CO2.
[C] Nitric oxide is changed to N2,
[D] All of the above



Question No:2

Motor vehicle equipped with catalytic converters should use unleaded petrol because:

[A] Lead activates the catalyst
[B] Lead deactivates catalyst
[C] Lead increase fuel efficiency.
[D] Lead decrease fuel efficiency.



Question No:3

Match the columns.
Column- I
A. Air (Prevention and Control of Pollution) Act
B. Water (Prevention and Control of Pollution) Act
C. Noise added as air pollutant
D. Environment (Protection) Act
Column-II
1)1987
2)1981
3)1974
4)1986

[A] A:2, B:3,C:4,D:1
[B] A:2, B:3, C:1, D:4
[C] A:4, B:3,C:2, D:1
[D] A:4, B:3, C:1, D:2



Question No:4

Noise is undesirable high level of sound and causes all of these except;

[A] Psychological disorder
[B] Increased heart beat
[C] Altered breathing pattern
[D] Sleepiness



Question No:5

A brief exposes of extremely high sound level, of _____ or more generated by take of jet plane or rocket, may damage ear drums thus permanently impairing hearting ability,

[A] 80 Db
[B] 20 dB
[C] 150 dB
[D] 60 dB



Question No:6

Which of these measures can be adopted to control noise pollution?

[A] Areas around hospitals and schools should be made Horn-free zones.
[B] Use of loud-speaker should be restricted to a fixed intensity and fixed hours of the day,
[C] Occupational exposure to noise can be reduced by using cotton plugs.
[D] All of the above



Question No:7

In the s Delhi ranked _____ among the most polluted cities in the world,

[A] 1st
[B] 2nd
[C] 3rd
[D] 4th



Question No:8

CNG is better fuel than petrol or diesel because CNG:

[A] Burns efficiently
[B] Cannot be siphoned off and adulterated
[C] Non-carcinogenic and non-corrosive
[D] All of the above



Question No:9

According to Euro II norms, sulphur should be controlled at _____ in diesel and _____ in petrol.

[A] 350 ppm, 150ppm
[B] 50ppm, 150ppm
[C] 50ppm, 50ppm
[D] 350ppm, 50ppm



Question No:10

Four wheelers have to follow Bharat stage IV in how many mega cities of India since April, ?

[A] 11
[B] 12
[C] 13
[D] 14



Question No:11

Bharat stage III is applicable to and wheelers throughout the country since:

[A] 2008
[B] 2009
[C] 2010
[D] 2011



Question No:12

What is the minimum percentage of impurity that makes domestic sewage unfit for human use?

[A] 0.10%
[B] 1%
[C] 3%
[D] 10%



Question No:13

Match the columns for the composition of waste water which contains % impurities.
Column-I —Column-II
A. Suspended solid Nitrate, NH, sodium, calcium and phosphate
B. Colloidal material Fecal matter, bacteria, cloth and paper
C. Dissolved material Sand, silt and clay

[A] A:1,B:2, C-.3
[B] A:3,B:2, C:1
[C] A:2,B:3, C:1
[D] A:1,B:3, C:2



Question No:14

Which of the following is the most difficult to remove from waste water?

[A] Suspended Solids
[B] Dissolved salts
[C] Biodegradable waste matter
[D] All of the above



Question No:15

Select the incorrect matching.

[A] BOD —>Biochemical Oxygen Demand
[B] JFM —> Joint Forest Management
[C] DU -> Degree of Unstauration
[D] FOAM -> Friends of the Arcata March