The term 'alpha diversity' refers to
community and ecosystem diversity
diversity among the plants
Which one of the following is biological insecticide?
Which one of the following diseases is spread by housefly?
Nutrient enrichment of a lake will cause
Eutrophication is an increase in the concentration of chemical nutrients in an ecosystem to an extent that increases the primary productivity of the ecosystem.
Stratification is a system or formation of layers, classes or categories. In ecology, it refers to the vertical layering of a habitat or the vertical arrangement of vegetation in layers.
Biomagnification is the increasing concentration of a substance, such as toxic chemical, in the tissues of tolerant organisms at successively higher levels in a food chain.
Bioaccumulation is the accumulation of substances such as pesticides or other chemicals is an organism.
The scientific name of Java man is
Homo sapiens neandarthalensis
Homo erectus erects