How does Nutrition take place in Human Beings?
In a human being the ingestion of food is brought about in mouth where it is crushed into fine pieces by teeth.
digestion
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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.
The Grass Pollinators around us
We have many types of butterflies around us. These are good pollinators of crop plants and grass pollinators. Theecotrends lens has some images of these pollinators
Onion, the bulb among vegetables
Onion is a bulb. It is a vegetable which is most widely cultivated species. Its genus is Allium. This genus…
United Nations System
On June 26, 1945 fifty-one; nations representing 80% of the world’s population approved and signed a charter for the establishment of a world body of nations – the United Nations Organisation (UNO); at San Francisco.
International legal regimes: on trade and environment
The Environmental Calamities that shook the humanity during fifties and sixties were powerful enough to generate serious and widespread sense of responsibility among world nations towards the global environment. Some of these calamities include : The killer smog in New York and London which claimed 5000 lives in 1952; The mercury poisoning due to the consumption of mercury-contaminated seafood in Japan;
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.
Legal Regimes for Sustainable Development
Modern development has caused a number of environmental problems at local, regional, national and international levels. Global Climate Change, depletion of ozone layer, increasing inequality, reduction in the means of livelihood for poor, scarcity of food, increasing number of disasters, extinction of species, falling underground water table etc. are some of the major environmental problems created by modern unsustainable development. These problems are challenging the existence of human race on this planet.
Loss of Energy in the Food –Chain
About 1000J radiant energy comes to the earth from the sun. Out of this, only 10% of the total energy is used up by green plants in the process of Photosynthesis. Remaining 990J of energy escapes away into the atmosphere. 10J of energy is stored in the form of chemical energy in starch and sugars.
Institutions of Globalization
Following institutions have shaped the current era of globalization- (a) International Monetary Fund (IMF), (b) World Bank, and (c) World…
Questions and Answers on Environment
Ans. Specific enzymes are needed for degradation of substances. A single enzyme cannot degrade many substances. Different types of microorganisms…
Community Eating and Mid-Day Meal Programme
Eating together is a traditional practice not only in India but in most of the countries of the world. It is practiced in all types of societies and in all cultures.
