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Forestry
Over-all mineral level of soil recedes due to:
Leaching only
Utilization by plants
Both (a) & (b)
Chemical reactions
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Forestry
Crown includes:
Palm trees
Bamboo
Conifers
All of the above
Author:
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Forestry
The ecological succession was first studied by:
Clements
Hult
Odum
King
Author:
rikazzz
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Forestry
The percentage of water bound in lithosphere and sedimentary rocks is:
75
65
85
95
Author:
rikazzz
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Forestry
The relationship between the alga Cladophora and the snail shell on which it grows corresponds to:
Commensalism
Predation
Neutralism
Mutualism
Author:
rikazzz
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Forestry
All the non-cultivated plants and non-comesticated animals are referred to as:
Useless organism
Harmful life
Wild life
Enemies of man
Author:
rikazzz
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Forestry
Which of the following is not a primary coloniser?
Blue-green algae
Viruses
Lichens
Mosses
Author:
rikazzz
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Forestry
Major characteristics of the vegetation of a locality are controlled:
By man only
Mainly by climate
By animals only
By altitude of a place only
Author:
rikazzz
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Forestry
Prosopis cineraria period of ripening of seeds is:
June – August
March – April
November – December
None of these
Author:
rikazzz
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Forestry
In natural ecosystem, decomposers include:
Only two types of organisms
Only two types of organisms plus macroscopic animals
Only microscopic animals
Only bacteria and fungi
Author:
rikazzz
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