Bioinvasion of Foreign and Genetically Engineered Species
An incident of invasion by a living species into entirely new habitat thereby threatening the existence of native species is called as bioinvasion or Biological Invasion.
An incident of invasion by a living species into entirely new habitat thereby threatening the existence of native species is called as bioinvasion or Biological Invasion.
The comfortable life style has reduced mobility of men, women, and children. The lock down during COVID-19 period has restricted human movement up to greater extent. Under these conditions arthritis may become a reason behind problems of joints.
The application of scientific knowledge for practical purposes, especially in industry, is called as technology.
Sida is a shrubby plant which belongs to Malvaceae, a family of flowering plants. It grows in the wild in different types of habitats like overgrazed lands, roadsides; along the sides of walls of old buildings etc.
Land management is the process of managing the use and development of land resources in rural and urban areas.
The flow of nutrients in ecosystem takes place in cyclic pathways through food chains, food webs and bio-geo-chemical cycles. Food…
It is now a general opinion that if we see something moving, it is alive.
Fossil fuels- coal, petroleum and natural gas, are sources of energy and lots of useful substances. They have been and still they are the back bones of the economic developments and the basis of the modern civilization.
People who suffer from hunger remain undernourished. They don’t get enough food to eat. As such they don’t get energy, they need to live active lives. Undernourished persons remain unable to study, work or otherwise perform physical and mental activities. This condition is especially hard for women and children. Continuous hunger weakens the immune system and makes them vulnerable to diseases and infections. Mothers who suffer continuous hunger often give birth to underweight and weak babies, and they face increased risk of death.
On the local and regional levels, air pollution creates various types of problems against living and non- living environment. In the living environment it causes different types of physical, physiological and mental diseases.








