Ecosystem Questions

Given below is a simplified model of phosphorus cycling in a terrestrial ecosystem with four blanks (A-D). Identify the blanks....

The major cause of extinction of species in tropical countries is

Net community productivity (NCP) is the

Which ecosystem has the maximum biomass

Which one of the following is a characteristic feature of cropland ecosystem?

The term ecosystem was coined by:

What type of ecological pyramid would obtained with the following data ? Secondary consumer : 120 g Primary consumer : 60 g Primary producer : 10 g

Indentify the likely organisms (a), (b) (c) and (d) in the food web shown below...

The rate of formation of new organic matter by rabbit in a grassland, is called

Identify the possible line ″A″ in the following food chain : Plant → insect → frog → ″A″ → Eagle

Which one of the following is not a functional unit of an exosystem ?

Which one of the following is not a gaseous biogeochemical cycle in ecosystem ?

Which one of the following statement is correct for secondary succession ?

Which one of the following statements for pyramid of energy is incorrect, wheares theremaining three are the correct ?

Mass of living matter at a trophic level in an area at any time is called

The Biomass available for consumption by the herbivores and decomposers is called

The symbiotic relationship of algae and fungus is found in

Territoriality occurs as a result of

The trees occurring in two seasons is the characteristicfeatureof

Obligate parasites live on