DMPQ- Explain Ultraviolet (UV) disinfection systems

Ultraviolet (UV) disinfection systems contact the treated secondary wastewater with UV light bulbs that are encased in clear housings. The UV light kills pathogenic organisms by using a germicidal photochemical wavelength. Unlike chlorination, UV leaves no residual in the wastewater with which to be concerned. Plants that use UV must either have dual UV systems … Read more

Drainage Systems Himalayan and the Peninsular

  Drainage: Flow of water through well-defined channels. Network of such channels is called a drainage system . Drainage basin: An area drained by a river and its tributaries. Watershed: Boundary line separating one drainage basin from other. River basins are larger watersheds. Drainage pattern of an area depends on the geological time period, nature … Read more

Different Types Of Irrigation And Irrigation Systems

 Different types of irrigation and irrigation systems There are two main ways that farmers and ranchers use agricultural water to cultivate crops: Rain fed farming irrigation Rain-fed farming Irrigation Rain-fed farming is the natural application of water to the soil through direct rainfall. Relying on rainfall is less likely to result in contamination … Read more

Farming Systems And Sustainability

 Farming systems and sustainability Nature is dynamic. It causes inheritable changes in all living organisms. For thousands of years, farmer around the world have been selecting and conserving varieties of different crop plants that they cultivated. This process has generated a rich wealth of varieties in each crop plant, seen to be most … Read more

Different Types Of Irrigation And Irrigation Systems

 Different types of irrigation and irrigation systems There are two main ways that farmers and ranchers use agricultural water to cultivate crops: Rain fed farming irrigation Rain-fed farming Irrigation Rain-fed farming is the natural application of water to the soil through direct rainfall. Relying on rainfall is less likely to result in contamination … Read more

Reproductive Systems

 Reproductive systems The reproductive system in both males and females consists of structures that produce reproductive cells, or gametes, and secrete sex hormones. A gamete is a haploid cell that combines with another haploid gamete during fertilization. Sex hormones are chemical messengers that control sexual development and reproduction. The male reproductive system consists … Read more