After a forest fire when above-ground plants are killed, which plant are the first to reappear?</h2></div>

What does the following sequence represent ?<div><br> </div><div>Blue-Green Algae <span class…

The data given in the table shows species richness of mosses, shrubs and trees calculated for one hectare <span class…

Which pyramid is developed to represent the total amount of living material in a food chain?

Short / Long Answer Type Questions :<br> Construct an ideal pyramid of energy when 1,000,000 joules of sunlight is…

Differentiate between "Pioneer-species"; 'Climax-community" and "Seres".</h2></div>

What varies in different kinds of ecosystems and also on a seasonal basis?

Which of the following represents sedimentary type of nutrient cycle?<span><br> </span></h2><…