Astivya notes

Forestry in Rajasthan Rajasthan is blessed with great variety of natural resources ranging from scanty vegetation in the western arid region to mixed delicious and sub-tropical evergreen forests in the east and south east of Aravali ranges. Forest cover is 32744.49 sq.km.(12475 sq.km. is reserved, 18222 sq.km.is Protected Forest 2046.75 is unclassified forest) which is … Read more Forestry

Horticulture in Rajasthan Horticulture is the science and art of producing, improving, marketing, and using fruits, vegetables, flowers, and ornamental plants. The importance of horticulture in improving the productivity of land, generating employment, improving economic conditions of the farmers and entrepreneurs, enhancing exports and, above all, providing nutritional security to the people, is widely acknowledged. … Read more Horticulture

Agriculture Sector of Rajathan Major Agricultural Issues of Rajasthan are:-  To achieve self-sufficiency in food production.  To increase Agricultural production and income of farmers / farm labours.  To promote sustainable use of Natural Resources such as Land and Water.  To promote Soil Health Management and Integrated Nutrient Management.  Promote Crop … Read more Agriculture

Ecosystem Eco-System-An ecosystem is defined as a structural and functional unit of biosphere consisting of community of living beings and the physical environment, both interacting and exchanging materials between them. It includes plants, trees, animals, fish, birds, micro-organisms, water, soil, and people. When an ecosystem is healthy (i.e. sustainable) it means that all the elements … Read more Ecosystems

Biodiversity and conservation Biodiversity, or biological diversity, is the variety of all life forms.Sum total of all the variety of living organisms on earth constitute biodiversity. There are three levels of biodiversity:  genetic diversity—the variety of genetic information contained in individual plants, animals and micro-organisms  species diversity—the variety of species  ecosystem diversity—the … Read more Bio diversity and conservation

Biotechnology and its Applications Biotechnology is defined as the industrial application of living organisms and their biological processes such as biochemistry, microbiology, and genetic engineering, in order to make best use of the microorganisms for the benefit of mankind. Modern biotechnology provides breakthrough products and technologies to combat debilitating and rare diseases, reduce our environmental … Read more Biotechnology and its applications

Human health and diseases According to the World Health Organisation (WHO), health is defined as: Health is a state of complete physical, mental, and social well being and not merely absence of disease or infirmity. Good health of an individual is important in order to ensure happiness and our ability to work. There are many … Read more Human health and diseases

Principal of inheritance and variation Inheritance or Heredity is the genetic information passing for traits from parents to their offspring, either through asexual reproduction or sexual reproduction. This is the process by which an offspring cell or organism acquires or becomes predisposed to the characteristics of its parent cell or organism. Through heredity, variations exhibited … Read more Principal of inheritance and variation

Nutrition in organisms Food is the basic necessity of man. It is a mixture of different nutrients such as carbohydrate, protein, fat, vitamins and minerals. These nutrients are essential for growth, development and maintenance of good health throughout life. They also play a vital role in meeting the special needs of pregnant and lactating women … Read more Nutrition in organisms