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1 of 25
Q.1 Which chemical substance affects the Ozone Layer?
- Chlorofluorocarbon
- Chlorine
- Hexafluorocarbon
- Molecular Carbon
2 of 25
Q.2 In Ozone Degradation which element acts as catalyst?
- Chlorine
- Flurine
- Oxygen
- Potassium
3 of 25
Q.3 Ozone Layer is found in
- Stratosphere
- Lithosphere
- Troposphere
- Hemisphere
4 of 25
Q.4 Acid Rain comes under which type of pollution?
- Water pollution
- Air pollution
- Soil pollution
- Sound Pollution
5 of 25
Q.5 Environment (Protection) Act came into force in?
- 1986
- 1989
- 1992
- 1993
6 of 25
Q.6 Bhopal gas tragedy of 1884 took place because methyl isocyanate reacted with
- DDT
- Ammonia
- CO2
- Water
7 of 25
Q.7 Chlorofluoro carbon are responsible for
- Acid rain
- Ozone layer depletion
- Global warming
- Thermal inversion
8 of 25
Q.8 Fluoride pollution mainly affect
- Teeth
- Kidney
- Brain
- Heart
9 of 25
Q.9 Nutrient enrichment of water bodies causes
- Stratification
- Eutrophication
- Succession
- None of these
10 of 25
Q.10 Increased skin cancer and high mutation rate are due to
- Acid Rain
- Ozone Depletion
- CO2 Pollution
- CO Pollution
11 of 25
Q.11 Natural air pollutant are
- Pollen Grains
- Gases of Volcanic Eruption
- Aerosol
- Fluorides
12 of 25
Q.12 Which one of the following is not a greenhouse gas?
- Methane
- CO2
- Chlorofluoro carbon
- Hydrogen
13 of 25
Q.13 Minimata disease is caused by
- ByChromium
- By Cadmium
- By Methyl mercury
- By Radioactive elements
14 of 25
Q.14 Bluebaby syndrome results from
- Excess of TDS
- Excess of DO
- Excess of chloride
- Methaemoglobin
15 of 25
Q.15 A mutagenic pollutant is:
- Organophosphate
- Resines
- Hydrocarbons
- Nitrogen oxides
16 of 25
Q.16 Rain is called acid rain, its pH is below:
- 7
- 6.5
- 6
- 5.6
17 of 25
Q.17 Common indicator organism of water pollution is
- Lemna pancicostata
- Eichhomia crassipes
- Escherichia coli
- Entamoeba histolytica
18 of 25
Q.18 Pollution of SO2 destroys
- Lichen
- Fungi
- Algae
- Fish
19 of 25
Q.19 Act formulated in 1996 was
- Insecticide Act
- Air (Prevention and Control of Pollution) Act
- Water (Prevention and control of Pollution) Act
- Environment protection Act
20 of 25
Q.20 Permissible noise levels in a residential area at night time is
- 35 dB
- 40 dB
- 45 dB
- 50 dB
21 of 25
Q.21 The natural aging of the lake is called
- Biomagnification
- Eutrophication
- BOD
- None of the above
22 of 25
Q.22 The agents that bring undesirable changes in the environment arc called
- Pollution
- Fragments
- Pollutants
- None of the above
23 of 25
Q.23 Particulate matter can be removed by
- Catalytic converter
- Converter
- Radioactive converter
- Electrostatic converter
24 of 25
Q.24 The petrol used in engines filled with catalytic converter should be
- Simple petrol
- Any type of petrol
- Unleaded petrol
- None of the above
25 of 25
Q.25 Which metal inactivates a catalytic converter?
- Gold
- Iron
- Silvers
- Lead
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Pharmacognosy Aptitude Test 
हिंदी भाषा और व्याकरण , अभ्यास प्रश्न सभी प्रतियोगी परीक्षाओं के लिए