Which one of the following is not a natural resource?</h2></div>

In lake ecosystem, the pyramid of biomass is generally<span><br> </span></h2></div>

Biogeochemical cycle involves .......... factors.</h2></div>

Who are the major producers in an aquatic ecosystem?

In which form do the producers directly provide phosphorous to detritus?

Biomass available for consumers and rate of formation of new organic matter by consumers are<span><br> </…

Which element is not released during respiration in the atmosphere?

What is the movement of nutrient elements through the various components of an ecosystem known?