This chapter is currently out of syllabus
1
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Chipko movement was launched for the protection of -
A
Forests
B
Livestock
C
Wet lands
D
Grasslands
2
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
DDT residues are rapidly passed through food chain causing biomagnification because DDT is :
A
Moderately toxic
B
Water soluble
C
Non-toxic to aquatic animals
D
Lipo soluble
3
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
A lake near a village suffered heavy mortality of fishes within a few days. Consider the following reasons for this?
(i) Lots of urea and phosphate fertilizer were used in the crops in the vicinity
(ii) the area was sprayed with DDT by an aircraft
(iii) The lake water turned green and stinky
(iv) Phytoplankton populations in the lake declined initially thereby greatly reducing photosynthesis
Which two of the above were the main causes of fish mortality in the lake?
A
(i), (ii)
B
(iii), (iv)
C
(i), (iii)
D
(ii), (iii)
4
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
According to Central Pollution Control Board (CPCB), which particulate size in diameter (in micrometers) of the air pollutants is responsible for greatest harm to human health?
A
2.5 or less
B
1.5 or less
C
1.0 or less
D
5.2-2.5
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