Species become endangered due to both natural and anthropogenic causes. Since man has no control over natural causes, we should consider anthropogenic causes only. Anthropological causes may be classified into two fundamental categories: Direct Causes and Indirect or underlying causes.
Sex organs of plants are found inside flowers. A male reproductive organ is called as Androecium and a female sex organ is called as Gynoecium.
Pumpkin has been included in the healthful vegetables. It has been an important part of our food since centuries. But, now it has become a vegetable of less preference.
Human beings needed to live together to have a family and to rear and develop children. They lived together for social security and social strength. Thus, human settlements were formed.
Neighbourhood is a geographically localized community within an area, may it be a rural area, a town or a city, or sub-urban.
Mahaua or the Madhuca longifolia is indigenous to India. It is a good sized tree and it grows up to 20 meters in height.
Many people are working longer and harder, thinking that this will solve the problem of an ever-increasing workload. But they are still falling behind, becoming chronically overwhelmed, and burning out.
Land-filling is the process of disposing solid waste in low lands or into trenches through proper sanitary methods. It involves- collection, transport, compaction, etc. processes along with proper management for gas-outlet etc. For land filling, the important thing to be taken into account is the distance of waste collection site to the waste dumping site, because it involves cost of transportation.
The digested food is absorbed into the body from where it is distributed to all its cells.
The conservation of the environment implies the sustainable use and management of natural resources, including wildlife, water, air, and earth soils.
It usually focuses on human needs and interests, which include the biological, economic, cultural, and recreational values of the natural environment.
Ever since the earth was inhabited, humans and other life forms have depended on things that exist freely in nature…
A group of individuals of a particular species occupying a particular area at specific time is called as population. A species is a group of similar type of organisms that can interbreed under natural conditions. The interbreeding organisms of a species produce new organisms and finally result into the growth of population. This is true for all the life forms including human beings.
Sun is the only source of energy in the biosphere. Every living being can get its share of energy through food only and the energy is directly or indirectly obtained from green plants only.
