1
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
The correct sequence of plants in hydrosere is :
A
Volvox → Hydrilla → Pistia → Scirpus → Lantana → Oak
B
Pistia → Volvox → Scirpus → Hydrilla → Oak → Lantana
C
Oak → Lantana → Volvox → Hydrilla → Pistia → Scirpus
D
Oak → Lantana → Scirpus → Pistia → Hydrilla → Volvox
2
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
Which one of the following types organisms occupy more than one trophic level in a pond ecosystem ?
A
Phytoplankton
B
Zooplankton
C
Frog
D
Fish
3
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
The slow rate of decomposition of fallen logs in nature is due to their:
A
low moisture content
B
poor nitrogen content
C
anaerobic environment around them
D
low cellulose content
4
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
About 70% of total global carbon is found in:
A
Grasslands
B
Agroecosystems
C
Oceans
D
Forests
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