The rate of biomass production per unit area in a unit time is called productivity. It can be expressed in terms of gm /m2/year or Kcal/m2/ year. It is classified as given bellow. 1. Primary productivity 2. Secondary productivity 3. Community productivity 1. Primary productivity: The chemical energy or organic matter generated by autotrophs during […]
Tag: ecosystem definition
What is Ecosystem? How Structure of ecosystem defined
Have you seen lakes, ponds and pools in your surroundings? They are all called water bodies with many components in them. Can you list out the things which are found in water bodies? Mud, nutrients, clay, dissolved gases, planktons, microorganisms, plants like algae, Hydrilla, Nelumbo, Nymphaea and animals like snake, small fish, large fish, frog, […]