Air, water and food are the three essential things of life. oxygen, the most important component of air is vital to all existence. охуgen is given when there is interference normal oxygenation of body tissues. oxygenation is the process that includes both inspiratory and expiratory activities hence there occurs the exchange transport of respiratory gases. … Read more
Biogas plant is a device which converts cattle dung and other organic matter into inflammable gases. There are mainly two types of biogas plants. These are Batch type and Continuous type. Further continuous type is subdivided into two sub types i.e. Floating drum type and Fixed dome type. Batch Type Biogas Plant Where the slurry … Read more
The key difference between primary and secondary sewage treatment is that primary treatment is based on sedimentation and filtration method whereas secondary treatment is done by biological processe with help of microorganisms. What is Sewage ? Sewage is the waste water coming from domestic households and industries. It is also called municipal waste. Composition of … Read more
A pollen grain has two prominent layered wall Exine and Intine. Pollen grain represent the male gametophytes. In this post we will discuss the key difference between exine and intine layer of pollen grains. Difference Between Exine and Intine The key differences between Exine layer and intine layer is explained below in tabular form. Exine … Read more
In 1908 Hardy and Weinberg demonstrated that gene frequencies are not dependent upon dominance or recessiveness by their Hardy Weinberg Principle. The frequency may remain unchanged or may be conserved from generation to generation under certain conditions. Hardy Weinberg Principle Defination The genetic equilibrium is defined as – “The relative frequencies of various kinds of … Read more