Questions and Answers on Environment
Why are some substances biodegradable and some substances non-biodegradable? Ans. Specific enzymes are needed for degradation of substances. A sRead More…
Category: Biology
Human Activities and Environment
Growth of human population, fast but unplanned industrialization and irresponsible behavior to environment are causing imbalances in the local, regioRead More…
Loss of Energy in the Food –Chain
From Lindeman’s law it is clear that only 10% of energy is utilized at each trophic level and rest 90% goes off. This flow of energy can briefly beRead More…
Flow of Energy in an Ecosystem
Energy is the basis of the whole biosphere. Both the living beings and the non-livings contain energy. That energy is hidden in between atoms and Read More…
Flow of Nutrients in Ecosystem
The flow of nutrients in ecosystem takes place in cyclic pathways through food chains, food webs and bio-geo-chemical cycles. Food Chain Flow oRead More…
Impact of Human Activities on Environment
Growth of human population, fast but unplanned industrialization and irresponsible behavior to environment are causing imbalances in the local, regioRead More…
Relations among components of ecosystem and Food Chains
Green plants and trees that synthesize their own food are called as Autotrophs. Others who depend on them are called as Heterotrophs. There areRead More…
Ecosystem and its components
Living beings are found across the earth. The total area where living beings are found is called as biosphere. It can be divided into many small iRead More…
The Problems of Waste in our surrounding
What happens when we add our waste to the Environment? Substances that are thrown out to some place due to their uselessness or excreted out of ouRead More…
Our Environment and its Components
Man has been living on this earth for many thousands of years. He is surrounded by various life forms, forces and conditions- both physical and biRead More…