The term 'alpha diversity' refers to
community and ecosystem diversity
diversity among the plants
Which one of the following is biological insecticide?
Tiger beetle plays a major role in agro- ecosystems by contributing to the mortality of weeds, seeds, insects and slugs. They eat a wide variety of pest organisms including aphids, moth larvae, beetle larvae, mites and springtails.
Which one of the following diseases is spread by housefly?
Nutrient enrichment of a lake will cause
The scientific name of Java man is
Homo sapiens neandarthalensis
Homo erectus erects