Tag: life
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Ecological Factor: Light
Introduction Light is a significant ecological factor. Quality (wavelength or colour), duration (length of day) and intensity (energy input or actual intensity measured in gram calories) of light all influence plants and animals in various ways. Both animals and plants respond to different wavelengths of light. Colour vision occurs in majority of animals including arthropods,…
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Ecological Factor: Temperature
Introduction Compared to excessively wide range of temperatures existing in this universe, life is known to exist in very narrow range of temperature only. This in itself indicates that temperature has significant effect on living organisms as a limiting factor. Temperature regulates all chemical processes & many physical processes. It controls feeding, respiration, growth, reproduction,…