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1
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
The zone of atmosphere in which the ozone layer is present is called :
A
Mesosphere
B
Stratosphere
C
Ionosphere
D
Troposphere
2
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
A location with luxuriant growth of lichens on the trees indicates that the :
A
trees are very healthy
B
trees are heavily infested
C
location is highly polluted
D
location is not polluted
3
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
A scrubber in the exhaust of a chemical industrial plant removes :
A
particulate matter of the size 5 micrometer or above
B
particulate matter of the size 2.5 micrometer or less
C
gases like ozone and methane
D
gases like sulphur dioxide
4
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
Which one of the following is not correct as regards the harmful effects of particulate matter of the size 2.5 micro meters or less ?
A
It can directly enter into our circulatory system
B
It can be inhaled into the lungs
C
It can cause respiratory problems
D
It can cause inflammation and damage to the lungs

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