Mass of living matter at a trophic level in an area at any time is called
Detritus
Humus
Standing state
Standing crop
A nonsucculent xerophyte with thick leathery leaves having white sticky waxy coating is
Secondary succession takes place on/in
In hydrarch succession, reed swamp stage is preceded by
Submerged hydrophytes exchange gases through
Which one of the following statements is incorrect for secondary succession?