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Population was defined by Clarke in 1954.
The term population refers to the total number of individuals of a sp. occupying a particular geographic aera at a given time.
A sp. may have a single population or many population inhabiting diff. regions.
Population education is necessory for students to know about -
1. Uncontrolled population leads to environmental pollution, depletion of natural resources extinction of species.
2. Benefits to biosphere.
3. Advantages of a small family names to human.
4. Relation of population to the standards of life.
5. Methods of slowing down the growth of human population.
Action of carbon dioxide receptor cells The respiratory center is sensitive to increased carbon dioxide levels and increased acidity of the blood. It is peculiar that even tho
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What is the initial concentration of Beta-adrenergic receptor in blood?
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Phenology of Different Species The phenology of different species present in a community may differ from each other significantly. It is these phenological changes which give
Define Introduction of Lipids? You have studied that lipids together with carbohydrates and proteins are important as food for many animals. Lipids include neutral fats, phosph
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Describe how a phagocyte destroys bacteria. The phagocyte forms a pouch in its cell membrane and engulfs bacteria in the pouch. It then pinches off the pouch to produce a vesi
how chlorophyll is degaded in plants?
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