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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.
Leaves give off water vapour Use two same pots of soil, one with a small plant and the other without. Cover the soil in every pot with cardboard as shown in the diagram after w
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Members belonging to different species refrain from mating because of the behavioural differences between them. Such behavioural differences usually centre around specific courtshi
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Types of gastrulation
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Use of trichomoniasis in pregnancy Trichomoniasis in pregnancy has been associated with adverse pregnancy outcomes (D Soper, Am J Obstet Gynecol 2004; 190:281). Metronidazole
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What is the normal duration of the menstrual cycle? How does the calendar contraceptive method work? The normal duration of the menstrual cycle is 28 days but it can vary betwe
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