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Define Biodiversity and ecosystem stability?
Human's have transformed ecosystems all through the world, frequently replacing diverse natural ecosystems with ecosystems which are species-poor. How are these managed ecosystems likely to carry out in the long term when assailed by natural disturbances and further human modifications? Because experiments are limited in both spatial and temporal scales, mathematical models are essential to understanding the role of biodiversity in the stability of natural and human-dominated ecosystems.
(a) Give two examples of diseases which can be spread by contaminated drinking water. (b) How can the spread of such diseases be prevented? (a) Typhoid and cho
Non-succulent perennials These are actually the true xerophytes or drought resistants, because they possess a number of morphological, anatomical and physiological characterist
Light Stress in Chloroplasts As mentioned earlier, very high light intensity can inhibit photosynthesis due to accumulation of excess of excitation energy. A portion of this r
What are fossils? The Fossils are petrified vestiges of beings that lived in the past conserved by chemical and geological processes and found within rocks and sedimentary stra
Gene is the fundamental physical and functional unit of the heredity (generally DNA, Some of the organisms have RNA a gene). A gene is an ordered series of nucleotides located in
An insect collecting net A useful insect net can be made from a round stick such as a broom or mop handle, some heavy wire and mosquito netting or cheese cloth. Bend a heavy pi
What is reproductin
before stem cuttings are planted the cut end of the stem is often dipped in a hormone powder .what is the point of this?
What is dry mass? When the biomasses are compared often the concept of dry mass is used. The dry mass is the entire (total) mass less the water mass of an individual. The total
structure explanation of unit membrane model
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