Biogas and Biogas Plant
Biogas is a mixture of 56% methane gas (CH4), 40% carbon dioxide (C02) and rest, a mixture of H2, H2S and N2. It is produced by digestion, PyrolyRead More…
Category: Biology
Biomass Energy and its implications
The dry weight of organic matter produced by plants, their derivatives and wastes are called as BIOMASS. The biomass includes crop residues, plant paRead More…
Importance of forests and Wildlife
Forests are of great importance to mankind. Following are some points illustrating the importance of forests: Forests help in maintaining water cyRead More…
Management and Types of Natural Resources
Ever since the earth was inhabited, humans and other life forms have depended on things that exist freely in nature to survive. These things include Read More…
Biotic Components of Ecosystem
All the life forms in an ecosystem constitute Biotic components of that ecosystem. These components constitute three Trophic Levels. These trophic leRead More…
DNA or Deoxyribose Nucleic Acid- the Genetic Material
Any hereditary information remains stored in the form of codes in the hereditary material. Hereditary materials are found in the chromosomes. The Read More…
Natural Resources and Their Types
Natural Resources and Their Types Ever since the earth was inhabited, humans and other life forms have depended on things that exist freely in natRead More…
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…
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…