The supersonic jets cause pollution by the thinning of
A) CO2 layer
B) SO2 layer
C) O3 layer
D) O2 layer
Correct Answer:
Verified
Q4: Fine organic or inorganic particles suspended in
Q5: Which of the following is a secondary
Q6: Air pollution can be of
A)natural origin
B)artificial or
Q7: Mobile combustion accounts
A)10-20% of air pollution
B)40-50% of
Q8: The true statement about 'green house effect'
Q10: Carbon mono oxide is a pollutant because
A)it
Q11: A population is a group of
A)individuals in
Q12: What is the most important factor for
Q13: The formula for exponential population growth is
A)dN/dt
Q14: Human population growth curve is a:
A)S shaped
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