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Forestry
If phytoplanktons are destroyed from sea, then:
Algae will get more grow luxuriantly
Primary consumers will grow
Food chain will be effected
No effect will be seen
Author:
rikazzz
Comment
Forestry
The minimum number of components required for an ecosystem to survive:
Producer and primary consumer
Producer and decomposer
Primary consumer and decomposer
Primary and secondary consumer
Author:
rikazzz
Comment
Forestry
When the vegetation of any region reaches climatic climax, it is:
Lithophytic
Xerophytic
Mesophytic
Hydrophytic
Author:
rikazzz
Comment
Forestry
Plants absorb from the soil
Hygroscopic water
Gravitational water
Capillary water
Hygroscopic and gravitational water
Author:
rikazzz
Comment
Forestry
Soaking seeds in water is:
The purpose of soaking seeds in water is to modify hard seed coats remove inhibitors
And soften seeds to reduce the time of germination
Both (a) & (b)
None of these
Author:
rikazzz
Comment
Forestry
The term ‘holard’ refers to:
Gravitational water
Capillary water
Water holding capacity
Field capacity
Author:
rikazzz
Comment
Forestry
The following show commensalisms:
Sea anemon, hermite crab
Bird and rhino
Butter fly and sunflower
Liver fluck and sheep
Author:
rikazzz
Comment
Forestry
The mangrove plants are generally characterised by:
Mircophylly
Pneumatophores and vivipary
Absence of aerenchyma
Poor water storage
Author:
rikazzz
Comment
Forestry
The most harmful component of detergents causing water pollution is:
Linear alkyl sulphonate
Sulphates and phosphate
Alkyl benzenes sulphonate
None of these
Author:
rikazzz
Comment
Forestry
The number of sampling units expressed in percentage in which a particular species occurs is called its:
Abundance
Density
Frequency
Phenology
Author:
rikazzz
Comment
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