The dominant second trophic level, in a lake ecosystem, is
Benthos
Plankton
Zooplankton
Phytoplankton
?Two different species can not live for long duration in the same niche or habitats?. This statement is called
Gause?s law
Allen?s law
Weiseman?s law
Competitive exclusion principle
Under ideal conditions, the birth rate is known
nudity
natality
mortality
population
The term ecosystem was first coined by
Odum
Transley
Richter
both 2 and 3
NEERI is the abbreviation of
National Eugenics and Ecological Research Institute
National Ethological and Ecological Research Institute
National Environmental Engineering Research Institute
National Ecological and Environment Research Institute
Species, characterized by circular or looped geographical distributions, are known as
sub- species
ring species
sibling species
obligate species
Rapid decline in the population, due to high mortality rate, is called
population crash
mortality rate
population explosion
population density
