Welcome to your Ecology & Env-3
1.
Which ecosystem shows least nutrient loss?
2.
Which component increases during succession?
3.
Which is a sedimentary cycle?
4.
Carbon enters biotic phase mainly through
5.
Which stage shows highest competition?
6.
Secondary succession differs from primary because
7.
Which cycle lacks atmospheric phase?
8.
First stage of primary succession in water is
9.
Phosphate solubilising bacteria help by
10.
Ecosystem services include
11.
Primary succession on lava is slow due to
12.
Decomposers increase during succession because of
13.
In climax, energy flow is
14.
Pioneer species on rocks are
15.
Xerarch succession leads finally to
16.
In xerarch succession, first plants are
17.
Lichens are association of
18.
Which stage has maximum net primary productivity?
20.
Decomposition rate is highest in
21.
Which organism initiates soil formation?
22.
Which process links succession and evolution?
23.
Nitrogen cycle reservoir includes
24.
Which feature best distinguishes climax community from seral stages?
25.
Which increases from pioneer to climax?
26.
Standing state refers to
27.
Which parameter declines in climax?
28.
Primary succession time scale is
29.
Which animal group changes most with vegetation change?
30.
Correct order of hydrarch succession is
31.
Which ecosystem service has highest economic value?
32.
Nutrient cycling is also called
33.
Which ecosystem has fastest succession?
34.
In secondary succession, pioneer plants are
35.
Reed-swamp stage is dominated by
36.
Phosphorus enters plants via
37.
Succession direction is generally
38.
Climax forest persists because of
39.
Carbon cycle disruption mainly due to
40.
Hydrarch succession begins in which condition?
41.
Which factor slows primary succession most?
42.
In climax stage, species diversity is
43.
71% of global carbon is stored in
44.
Reservoir in gaseous cycle is mainly
45.
Which is not a seral stage?
