Fresh Water Ecosystems and Marine Ecosystems
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.
oceans
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Fern species that grow on old walls in
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.
Environment and Environmental Science
As environment is common heritage and property of all nations of the world, the science of environment should also combine relevant matter so as to promote the value and necessities of local, national and international co-operation in the prevention and solution of environmental problems across the globe.
Burning of Those Dry Fallen Leaves of Trees
It is reported that about 30 million tones of dry leaves are dumped into landfills every year in America. In India most of these leaves are either burnt on the floor where they fall or collected by poor people and stored for burning during winter season to generate heat.
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;
Ant Colony and Bee Colony
Ant colonies are Eusocial which means living in a cooperative group in which usually one female and several males are reproductively active and the non-breeding individuals care for the young and protect the group. These are very much like those found in other social animals though the various groups of these developed sociality independently through convergent evolution.
Eat Ginger to treat Degenerative Disorders
Ginger is one of the most commonly consumed condiments in the world. It is botanically known as Zingiber officinalis and…
Communities dependent on animals: Cruelty and Hunting
community in India has traditionally been rearing sheep to earn their livelihood. Circus owners still keep many types of animals as performers and earn money through their shows.
Components and sources of food
The food eaten by any one comprises many different components like – Carbohydrates, Proteins, fats, Minerals, and Vitamins and water. For humans and big animals water too has been accepted as a necessary component of food.
Non-renewable and Renewable Sources of Energy
Energy is the basic force capable of running life. But, the sources of energy are running short.
Four Friends for Good Health
Many food items in India have some special values. These food items not only provide us many nutrients, they provide us many phytochemicals that protect our bodies from many external factors as well.
Control and Coordination-Biology for Class x
Such bio-chemical and physiological management of body through which body activities remain in control while keeping up adjustments with different body organs
