Dear Readers, Everything that studies our society and the way we interact with each other in it, is a Social Science.This section NOT ONLY comes CTET Exam but also come in other TET Exam also i.e UPTET Exam & DSSSB Exam etc. So, we will provide you the questions which will help you in preparing for Exam.
Q1. The chemicals that are released directly from a source into the atmosphere are called
(a) primary air pollutants
(b) human induced pollutants
(c) secondary air pollutants
(d) None of the above
Q2. Smog is caused by
(a) pollutants due to mining activities
(b) Dust particles
(c) a combination of smoke, fog, and chemical pollutants
(d) water pollutants
Q3. Which of the following is an inorganic gas?
(a) hydrocarbons
(b) Aldehydes
(c) Ketones
(d) Ammonia
Q4. Ozone is found in
(a) Mesosphere
(b) ionosphere
(c) stratosphere
(d) exosphere
Q5. Which of the following causes black carbon emission in the atmosphere?
(a) LPG cookstoves
(b) PNG cookstoves
(c) Biomass-based cookstoves
(d) Electric ovens
Q6. Tiny particles of solid matter which are suspended in an air liquid are called
(a) Aerosols
(b) Suspended particles
(c) Particulate matter
(d) Dust particles
Q7. A catalytic converter reduces the pollutants and emits
Q8. CNG stands for
(a) Compressed natural gas
(b) Combined natural gas
(c) Compressed neutral gas
(d) Catalytic natural gas
Q9. Air Quality Index does not measure
(a) Ozone
(b) fine particulate matter
(c) Sulphur dioxide
(d) methane
Q10. In an automobile, a catalytic converter is fixed in the
(a) exhaust
(b) combustion chamber
(c) governor
(d) fuel pump
S1. Ans.(a)
Sol.
S2. Ans.(c)
Sol.
S3. Ans.(d)
Sol.
S4. Ans.(c)
Sol.
S5. Ans.(c)
Sol.
S6. Ans.(c)
Sol.
S7. Ans.(d)
Sol.
S8. Ans.(a)
Sol.
S9. Ans.(d)
Sol.
S10. Ans.(a)
Sol.
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