Science Tech

 Plants Plant, any multicellular eukaryotic life-form characterized by photosynthetic nutrition (a characteristic possessed by all plants except some parasitic plants and underground orchids), in which chemical energy is produced from water, minerals, and carbon dioxide with the aid of pigments and the radiant energy of the Sun, essentially unlimited growth at localized regions, … Read more Plants

 Ray optics Nature of light Light is a transverse, electromagnetic wave that can be seen by humans. The wave nature of light was first illustrated through experiments on diffraction and interference. Like all electromagnetic waves, light can travel through a vacuum. The transverse nature of light can be demonstrated through polarization. Light is … Read more Light

 Green pharmacy Green pharmacy is the design of pharmaceutical products and processes that eliminate or reduce significantly the use and generation of hazardous substances and the prevention/reduction of environmental/safety and health impacts at the source. Herbal medicine also called botanical medicine or phyto medicine. Herbalism is a traditional medicinal or folk medicine practice based on … Read more Green Pharmacy

  

 Reflex action In the body of an animal two types of activities take place: voluntary and involuntary. Voluntary action happens according to the will of the individual while there is not any control of will over involuntary action. Involuntary action may again be divided into two categories. The action of first category is … Read more Reflex Action

 NRHM, National HIV Programme NATIONAL RURAL HEALTH MISSION – THE VISION The National Rural Health Mission (2005-12) seeks to provide effective healthcare to rural population throughout the country with special focus on 18 states, which have weak public health indicators and/or weak infrastructure.  These 18 States are Arunachal Pradesh, Assam, Bihar, Chhattisgarh, Himachal … Read more NRHM, National HIV Programme

 Fertilizers All plants need certain mineral nutrients to survive. These minerals occur naturally in the soil and are taken up from the soil by the roots of the plants. Most soils usually have enough of these minerals to keep plants healthy. However, some nutrients are gradually used up by the plants, or are … Read more Fertilizars

 Epidemic diseases Complete information on major types of epidemics in India India is endemic to many diseases such as Malaria, Kala-azar, Cholera, Tuberculosis. These erupt in epidemic form when conditions are favorable for their spread. Epidemics are disasters by themselves but these can emerge in the aftermath of other disasters as well. In … Read more Epidemic Diseases

 Diseases of plants caused by  viruses and their prevention Some of the same types of viruses that infect humans can also infect plants. Plants and humans do not transmit viruses to each other, but humans can spread plant viruses through physical contact. Most frequently, plants catch a cold when an insect or other … Read more Diseases Of Plants Caused By Viruses And Their Prevention

 Remote sensing- GIS and its application   Remote Sensing Remote sensing is the acquisition of information about an object or phenomenon without making physical contact with the object and thus in contrast to on-site observation. In current usage, the term “remote sensing” generally refers to the use of satellite- or aircraft-based sensor technologies … Read more Remote Sensing GIS And Its Application