Environmental Issues (NEET) – Online MCQs Test – 3 7

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Online NEET Biology MCQ | NEET MCQ on Environmental Issues (Class 12) | Online MCQ Online Test No. 03

Environmental Issues - Quiz 3

Congratulations - you have completed Environmental Issues - Quiz 3. You scored %%SCORE%% out of %%TOTAL%%. Your performance has been rated as %%RATING%%
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Question 1
Lead is one of the most serious environmental pollutants which affects
A
Air
B
Soil
C
Water
D
Noise
Question 2
lf there was no CO2 in the atmosphere, the earth’s temperature would be
A
Less than the present
B
Same as present
C
Higher than the present
D
Dependent on O2 content of air
Question 3
Which of the following pollutants is discharged by jet planes?
A
Photo-chemical oxidants
B
Fog
C
Smog
D
Aerosols
Question 4
Lichens indicate pollution by
A
Ozone
B
SO2
C
NO3
D
CO
Question 5
Which of the environmental pollutions can cause birth defects?
A
Smog
B
CO
C
SO2
D
Radioactivity
Question 6
Major aerosol pollutant present in the jet plane emission is
A
Carbon monoxide
B
Carbon tetrachloride
C
Chlorofluorocarbon
D
Sulphur dioxide
Question 7
Ultra-violet light causes
A
Photodynamic action
B
Sticky metaphases
C
Formation of pyrimidines
D
Destruction of hydrogen bonds between complementary DNA strands
Question 8
Maximum deposition of DDT will occur in
A
Phytoplankton
B
Crab
C
Eel
D
Sea gull
Question 9
The ultraviolet radiations in the stratosphere are absorbed by
A
SO2
B
Oxygen
C
Ozone
D
Argon
Question 10
Maximum threat to the world is from
A
Global warming
B
Ozone hole
C
Water pollution
D
Soil erosion
Question 11
Minamata disease is due to pollution of
A
Industrial waste mercury into fishing water
B
Oil spill in water
C
Organic waste into drinking water
D
Arsenic into the atmosphere
Question 12
Montreal Protocol aims at
A
Control of CO2 emission
B
Reduction of ozone depleting substances
C
Biodiversity conservation
D
Control of water pollution
Question 13
Most abundant water pollutant is
A
Industrial wastes
B
Pesticides
C
Detergents
D
Ammonia
Question 14
Most harmful environmental pollutants are
A
Natural nutrients in excess
B
Human organic wastes
C
Nonbiodegradable chemicals
D
Waste animal feed
Question 15
The atmosphere of big metropolitan cities is polluted most by
A
Automobile exhausts
B
Radio-active fall out
C
Household waste
D
Pesticides residue
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There are 15 questions to complete.

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7 thoughts on “Environmental Issues (NEET) – Online MCQs Test – 3”

  • Reply ↓
    sachi singhal

    these quizzes make for good revesion ,thanks a ton!

    • Reply ↓
      Afeefa

      Rennin- proteolytic enzyme found in the stomach of infants.it digests milk protein cassein.
      Renin-is produced by in RAS mechanism.more details of this in ncert textbook. hope this helps

  • Reply ↓
    ravi

    nice……. but give like it free more and more in also chemistry and physics…