Science > Biology > Human Population and Population Control > Natural Methods of Contraception Birth control also known as contraception is the use of various devices, drugs, agents, sexual practices, or surgical procedures to prevent conception or pregnancy. It enables people to choose when they want to have a baby. Contraception may be a temporary […]
Science > Biology > Human Population and Population Control > Social and Economic Measures for Population Control Population explosion is a social problem and it is deeply rooted in society. So efforts must be done to remove the social evils in the country. Population control is a way in which the rate of population growth […]
Science > Biology > Human Population and Population Control > Population Explosion Population Explosion refers to the sudden, drastic, and rapid rise in the size of the population, especially the human population. It is an unchecked growth of human population caused as a result of increased birth rate, decreased infant mortality rate, and improved life expectancy. It […]
Science > Biology > Human Population and Population Control > Demographic Study The word ‘Demography’ is a combination of two Greek words, ‘Demos’ meaning people and ‘Graphy’ meaning science. Thus demography is the science of people. Demography is the statistical and mathematical study of the size, composition, and spatial distribution of human populations and how […]
Science > Biology > Human Population and Population Control > Attributes of Human Population Part – III Population fluctuations, biotic potential, and carrying capacity is another set of attributes of the human population. Population Fluctuation: In all populations, numbers rise and fall over time. Once the population has reached equilibrium in a certain region, its […]
Science > Biology > Human Population and Population Control > Attributes of Human Population Part – II Population growth is the increase in the number of individuals in a population. The growth rate is the number of individuals added per thousand individuals in a given time. The growth rate can be represented by a graph called […]
Science > Biology > Human Population and Population Control > Attributes of Human Population Part – I Group of individuals of the same species occupying a particular geographic area at a given time and have the capability to breed with each other. The population is a taxonomic category lower than the species. Population share a common […]
Just as plants and animals are alive, so too are cells. Life, in fact, is the most basic property of cells, and cells are the smallest units to exhibit this property. Unlike the parts of a cell, which simply deteriorate if isolated, whole cells can be removed from a plant or animal and cultured in […]