MCQ (Practice) - Environmental Issues (Level 1)


90 Questions MCQ Test | MCQ (Practice) - Environmental Issues (Level 1)


Description
This mock test of MCQ (Practice) - Environmental Issues (Level 1) for Class 12 helps you for every Class 12 entrance exam. This contains 90 Multiple Choice Questions for Class 12 MCQ (Practice) - Environmental Issues (Level 1) (mcq) to study with solutions a complete question bank. The solved questions answers in this MCQ (Practice) - Environmental Issues (Level 1) quiz give you a good mix of easy questions and tough questions. Class 12 students definitely take this MCQ (Practice) - Environmental Issues (Level 1) exercise for a better result in the exam. You can find other MCQ (Practice) - Environmental Issues (Level 1) extra questions, long questions & short questions for Class 12 on EduRev as well by searching above.
QUESTION: 1

Which of the following would not be a natural pollution –

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QUESTION: 2

Freon is –

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QUESTION: 3

In addition to SO2, metals and textiles are damaged by –

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QUESTION: 4

Pollutant of automobile exhausts that affects nervous system/produces mental diseases is-

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QUESTION: 5

In what way, the fossil fuel burning is damaging –

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QUESTION: 6

Pollution is –

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QUESTION: 7

Ozone layer is disturbed by –

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QUESTION: 8

Air pollution is caused by –

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QUESTION: 9

Main air pollutant is –

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QUESTION: 10

The PAN blocks –

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QUESTION: 11

Which of the following is a photochemical reaction product –

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QUESTION: 12

P.A.N. stands for –

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QUESTION: 13

Which of the atmospheric pollutant cause general chlorosis i.e. destruction of chlorophyll –

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QUESTION: 14

The C.F.C. pollution sources include –

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QUESTION: 15

PAN (peroxyacetyl nitrate) is an important constituent of ‘Photochemical smog, is a –

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QUESTION: 16

Smog is produced due to –

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QUESTION: 17

Which human disease becomes aggravated by atmospheric pollution –

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QUESTION: 18

The gas released in Bhopal tragedy was –

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QUESTION: 19

Lichens are best indicators of –

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QUESTION: 20

Common indicator organism of water pollution is:

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QUESTION: 21

Spraying of DDT produces pollution of –

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QUESTION: 22

Which of the following is extreme example of noise pollution –

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QUESTION: 23

Which is not a renewable source -

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QUESTION: 24

Which disease in children is caused by the intensive use of nitrate fertilizers –

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QUESTION: 25

The noise created at the launching of space rocket measures around –

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QUESTION: 26

Inadequate drainage in a soil will lead to –

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QUESTION: 27

Leukaemia is caused by –

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QUESTION: 28

Through food chain radioactive Sr (Sr90) isdeposited in which part of human body –

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QUESTION: 29

Atomic bomb was used during world war II in-

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QUESTION: 30

The ultimate environmental hazard or the most outstanding danger for the survival of living beings on this planet is –

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QUESTION: 31

The first effect of noise is –

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QUESTION: 32

One of the most dangerous radioactive pollutant is –

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QUESTION: 33

Which of the following is a rich source ofenergy but never causes atmospheric pollution–

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QUESTION: 34

Noise pollution is measured in –

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QUESTION: 35

Indiscriminate use of DDT is undesirable because –

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QUESTION: 36

Chief source of water and soil pollution is –

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QUESTION: 37

Which of the following is a land pollution –

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QUESTION: 38

Some reliable indicators of air pollutants (SO2and noxious gases) are –

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QUESTION: 39

Labours working in a cement factory suffers from –

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QUESTION: 40

When DDT was applied in an orchard as a pesticide, the fruit production decreased . This happened because –

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QUESTION: 41

Ozone is a secondary pollutant because –

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QUESTION: 42

C.O.D. stands for –

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QUESTION: 43

The Mathura refinery smoke is thought to reduce the shine of Tajmahal by –

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QUESTION: 44

Lichens do not like to grow in cities because of the –

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QUESTION: 45

In the polluted water of industries, the values of –

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QUESTION: 46

A very harmful fibrous component causing pollution and an inflicting disease of lungs in human beings is –

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QUESTION: 47

A rapid growth of photosynthetic algae in water develops ‘bloom’. How would it affect the environment of water –

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QUESTION: 48

When huge amount of CO2 is dumped into a river the BOD will –

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QUESTION: 49

The atmospheric U.V. radiations are absorbed in the zone called –

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QUESTION: 50

Photochemical smog is also called as –

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QUESTION: 51

Which of the following pollutant is releasedin larger quantity from the exhaust emission of a petrol/diesel automobile –

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QUESTION: 52

Which of the following air pollutant is carcinogenic –

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QUESTION: 53

Which of the following are bio-pollutants –

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QUESTION: 54

What immediate hazard is likely to occur if the temperature of the earth rises by 5°C –

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QUESTION: 55

For how long and at what temperature an experiment is run to determine the value of BOD of a water body –

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QUESTION: 56

The automobile emission can be reduced by adding the following in the petrol –

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QUESTION: 57

Phytotron is a device by which -

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QUESTION: 58

The main causative agent of Minamata disease is atmospheric pollution by alkyl mercury which comes from –

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QUESTION: 59

Minamata disease was traced to atmospheric pollution caused by –

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QUESTION: 60

The ‘Environment Protection Act’ was promuglated in India in the year –

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QUESTION: 61

Some effects of SO2 and its transformation products on plant include -

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QUESTION: 62

Major pollution causing agent is –

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QUESTION: 63

Ultra-violet light causes –

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QUESTION: 64

Soil fertility can be increased with out addition of fertilisers by -

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QUESTION: 65

Addition of phosphates and nitrates/ fertilizers into water leads to –

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QUESTION: 66

Terracing is an effective method of soil conservation in -

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QUESTION: 67

Non-ionising radiations with specific biological effects are –

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QUESTION: 68

Which of the following statements is not true–

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QUESTION: 69

Which method is most effective in controlling flood -

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QUESTION: 70

Which of the following does not contributes to “Green house effect” –

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QUESTION: 71

SO2 and NO produce pollution by increasing–

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QUESTION: 72

What is environmental consequence of 25% increase of CO2 level in our atmosphere –

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QUESTION: 73

Ultraviolet radiations are lethal because of inactivation of –

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QUESTION: 74

Which of the following is the most dangerous environment hazard to mankind –

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QUESTION: 75

Cotton dust is an important pollutant in -

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QUESTION: 76

The gases which develop green house effect (OR) contributes to global warming are –

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QUESTION: 77

Which is not a pollutant from exhaust of motor vehicle –

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QUESTION: 78

What is the potential danger of ‘Green House effect’ –

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QUESTION: 79

Effect of to-day's radioactive fall out will be more on future children than children living to-day due to –

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QUESTION: 80

One of the effects of dust pollution is to cause–

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QUESTION: 81

If water pollution continues at its present rate, it will eventually –

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QUESTION: 82

Which of the following enhances B.O.D. of water –

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QUESTION: 83

Stiff back and fixed joint disease in human beings is due to –

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QUESTION: 84

In hilly regions, erosion can be minimised by-

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QUESTION: 85

Sewage water can be purified for recycling with the action of –

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QUESTION: 86

National Environmental Planning Engineering Organisation at Nagpur is –

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QUESTION: 87

Which of the following does not cause atmospheric pollution –

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QUESTION: 88

Problem associated with nuclear power plants is –

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QUESTION: 89

The extent of darkness caused due to smoke can be determined by the help of –

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QUESTION: 90

The common refrigerant chlorofluoromethane (freon) and NOx are serious pollutants because –

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