Ferns belong to Pteridophytes and grow on high altitudes in moist cold places. These don’t need any fertile soil. Since Ranchi or the most part of Jharkhand is located on high land its climate is rather different and somewhat similar to those area of mountains. The author reports here the two fern species that preferably grow in this region that too on old walls.
On the basis of his experiments of hybridization Mendel proposed following rules of heredity-1. Law of dominance, 2. Law of iseggregation and , 3.Law of Independent Assortment.
Bottle Gourd is also known as Calabas, White- flowered Gourd and Tasmanian Bean. Taxonomically, it is known as Lagineria siceraria belonging to the family Cucurbitaceae. It is a vine which is cultivated for its fruit used as a vegetable.
The concept of joint forest management was initiated on a large scale through guidelines issued by the government of India in 1990. According to those guidelines the village communities are to be involved in the development and protection of degraded forests based on taking their genuine share of benefits from those forests.
Neighbourhood is a geographically localized community within an area, may it be a rural area, a town or a city, or sub-urban. Neighbourhood are considered as social communities in which face-to-face interaction among people take place.
Family is a universal Organisaion. The structure and form of a family varies from society to society. Variations in the forms of family are created by culture, social system, social values, and conditions of life. It is difficult to classify family on any one of these bases.
The unit of biosphere having all the components producers, consumers and decomposers and the abiotic components together with physical factors in dynamic relationships is called as ecosystem.
Some specific characters are found in the parents of each species. These characters are transferred from generation to generation through the process of sexual reproduction.
The environment has two basic components: Biotic and Abiotic. The biotic components of an ecosystem are living beings—plants, animals, and…
Biofertilizers: Definition, Types, Benefits, and Uses in Sustainable Agriculture The fertilizers of biological origin that don’t contain any chemicals detrimental…
When both the ovaries are fully mature, they alternatively produce ova at the interval of 28 days. Release of ovum into the uterus through the fallopian tube is called as ovulation.
Following institutions have shaped the current era of globalization- (a) International Monetary Fund (IMF), (b) World Bank, and (c) World…
