Enrichment of water body by nutrients like phosphorus and nitrogen is called ______________?
A. Succession
B. Eutrophication
C. Stratification
D. Climax Vegetation
Category: General Knowledge Mcqs
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In which of the following the maximum plant diversity is found_______________?
A. Tropical evergreen forests
B. Tropical moist deciduous forests
C. Sub tropical mountain forests
D. Temperate moist forests
Pedology ?
A. Study of water
B. Study of air
C. Study of soil
D. none
The area to which a species is biologically adapted to live is known as ____________?
A. Niche
B. Habitat
C. Succession
D. Community
Who coined the slogan of “Chipko Movement” “Ecology is Permanent economy” ?
A. Jawaharlal Nehru
B. Salim Ali
C. Sunderlal Bahuguna
D. Rachel Carson
Soap and detergents are the source of organic pollutants like_____________?
A. Glycerol
B. Polyphosphates
C. Sulphonated hydrocarbons
D. All of these
When water changes from a liquid to a vapor, we call this process ?
A. Freezing
B. Condensation
C. Sublimation
D. Deposition
E. Evaporation
Which one of the following is not a primary pollutant ?
A. Particulate matter
B. Carbon monoxide
C. Sulpuric acid
D. Nitrogen oxides
Which one of the following cycle is not a gaseous biogeochemical cycle in ecosystem ?
A. Nitrogen
B. Carbon
C. Sulphur
D. Phosphorus
All are primary pollutants except_____________?
A. Ammonia
B. Peroxyacetyl Nitrate (PAN)
C. Sulfur dioxide
D. Hydrogen sulfide
