1
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Which one of the following processes during decomposition is correctly described ?
A
Catabolism – Last step in the decomposition under fully anaerobic condition
B
Leaching – Water soluble inorganic nutrients rise to the top layers of soil
C
Fragmentation –Carried out by organisms such as earthworm
D
Humification – Leads to the accumulation of a dark coloured substance humus which undergoes microbial action at a very fast rate
2
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Secondary productivity is rate of formation of new organic matter by :
A
Parasite
B
Decomposer
C
Producer
D
Consumers
3
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Which one of the following is not used for ex situ plant conservation?
A
Shifting cultivation
B
Field gene banks
C
Botanical Gardens
D
Seed banks
4
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Which of the following represent maximum number of species among global biodiversity ?
A
Fungi
B
Algae
C
Mosses and Ferns
D
Lichens
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