by admin | Jun 4, 2015 | sem3
Definition: The living world is a complex combination of different levels of organisms. The key components of life are at one extreme and communities of species at the other extreme. The manifestations of all types of diversities are found at all these levels of...
by admin | Jun 4, 2015 | sem3
Oxygen cycle Oxygen is an important element to life on Earth. It is the most common element of the human body. It makes up about 65% of the mass of the human body. Most of this is in the form of water (H2O). Oxygen also makes up about 30% of the Earth and 20% of the...
by admin | Jun 4, 2015 | sem3
Nitrogen cycle Nitrogen Cycle: Useful notes on Nitrogen Cycle! Nitrogen is the most prevalent element in living organisms. Nitrogen is a constituent of amino acids, proteins, hormones, chlorophylls and many of the vitamins. Plants compete with microbes for the limited...
by admin | Jun 4, 2015 | sem3
producers, consumers and decomposers The environment has three important constituents. These are: (a) Physical (b) Biological (c) Social (a) The Physical Constituent of environment includes soil, water, air, climate, temperature, light etc. These are also called...
by admin | Jun 4, 2015 | sem3
Virtual functions in c++ If there are member functions with same name in base class and derived class, virtual functions in c++ gives programmer capability to call member function of different class by a same function call depending upon different context. This...
by admin | Jun 4, 2015 | sem3
structure and function of an ecosystem Each ecosystem has two main components: (1) Abiotic (2) Biotic (1) Abiotic Components: The non living factors or the physical environment prevailing in an ecosystem form the abiotic components. They have a strong influence on the...
