Reproduction in Human Being
In human beings reproduction takes place through the activities of male and female reproductive organs. To understand this, it is essential to study the structure of male and female reproductive systems separately.
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Rugda- A Nutrient Packed Vegetable
Rugda or the Lycoperdon or Calvatia or Geastrum is a round ball mushroom mainly indigenous to Jharkhand state of India.
Transfer of Food through Ecosystems
All biosphere ecosystems have well-organized functions, such as cycling nutrients through food chains, operating biogeochemical cycles, and maintaining the energy flow received by green plants through solar radiation.
Dairy Owners to Take Clearance from SPCB Jharkhand
The State Pollution Control Board, Jharkhand has passed an order for cattle rearing people not to keep more than nine cattle with them without its written permission.
Impact of Human Activities on Environment
Growth of human population, fast but unplanned industrialization and irresponsible behavior to environment are causing imbalances in the local, regional, national and global environment. These are causing not only local but global problems in the environment.
Technological Evolution in 20th century
The application of scientific knowledge for practical purposes, especially in industry, is called as technology.
Food Production from Animals
The government have initiated a number of measures to increase the productivity of milch animals. It has resulted in an increase in the milk production significantly from the level of 102.6 million tonnes at the end of the tenth plan (2006 -2007) to 127.9 million tonnes at the end of the Eleventh plan (2011 -2012. The Annual Growth Rate of milk production was about 5% in 2011 -12 compared to 2010 -11.
Heredity, Its Physical Basis and Variations
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.
Urban and Rural Waste: Methods of their Disposal
Different activities may generate waste which may be solid or liquid. The quality of both solid and liquid wastes is increasing and if the wastes are disposed in an uncontrolled manner these may cause adverse impact on public health and environment. Hence these wastes need to be managed efficiently so as to safeguard public health and environment.
Urban Environment Facing lots of Problems …
As per an assessment, about 600 million people inhabited urban areas of the world in the year 1950. But now urban areas have been recorded to be inhabited by about half of the total population.
Working Time and Leisure Time: the Basic Concepts
Working time is the time when a person remains busy in doing some work. It may be the part of his daily routine when he has to do something either assigned by an organisation or by his own plan of work.
Soil- its Conservation and Management
Soil is the loose material that covers the land surface of the earth, supports the growth of plants and acts as a habitat for numerous organisms.
