This chapter is currently out of syllabus
1
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Which one of the following statements is not valid for aerosols ?
A
They alter rainfall and monsoon patterns
B
They have negative impact on agricultural land
C
They cause increased agricultural productivity
D
They are harmful to human health
2
NEET 2016 Phase 2
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
A lake which is rich in organic waste may result in
A
mortality of fish due to lack of oxygen
B
increased population of fish due to lots of nutrients
C
increased population of aquatic organisms due to minerals
D
drying of the lake due to algal bloom
3
NEET 2016 Phase 2
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
The highest DDT concentration in aquatic food chain shall occur in
A
crab
B
Phytoplankton
C
eel
D
seagull
4
NEET 2016 Phase 2
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Biochemical Oxygen Demand (BOD) may not be a good index for pollution for water bodies receiving effluents from
A
petroleum industry
B
sugar industry
C
domestic sewage
D
dairy industry
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