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Pollution - Environmental Pollution
Pollution refers to any undesirable change in the physical, chemical or biological characteristics of our environment, i.e. air, water and oil that may or will adversely affect humans or other species and life support systems of our biosphere directly or indirectly. A substance whose introduction into a resource damages the latter's usefulness is called a pollutant. Pollutants are grouped into two broad categories:
The non-biodegradable pollutants such as heavy metals, pesticides, move through the food chain and may get magnified to dangerous levels in higher trophic level organisms. Some of these combine with other compounds and produce toxic substances. However, biodegradable materials such as human and animal wastes, agro-based residues and fertilisers can also pose a threat if their quantities or inputs exceed the Assimilative capacity of the environment.
Describe the advantages of Clinical neuropsychology Clinical neuropsychology seeks like as understanding, particularly, in the case of how damaged or diseased brain structures
Handling : You can reduce direct contact with microorganisms by careful handling and by wearing protective clothing such as rubber gloves, mask, lab coat, etc. Even if you entirel
FUNCTION S - (a) It is antagonistic to glucagon. Insulin decreases the level of glucose in the blood. It acts by increasing the rate at which glucose is transported out of the
Q. How is HIV transmitted? What is the disease caused by this virus? The HIV (human immunodeficiency virus) is supposed to be transmitted through blood, semen, vaginal secretio
Ears We have a pair of ears. Each ear has three parts - external, middle and inner ear. The function of the middle ear is transmission of sound waves from external to inner ear
Define the Beer's Law - Nutritional Biochemistry? Beer's law states that the concentration of a substance is directly proportional to the amount of light absorbed or inversely
Q. How do zygote and fecundation formation occur in these plants? Do these processes depend on water? The microsporangia in the male strobile rupture at the right time of the y
Determine the Urine analysis Urine constituent may be altered in urinary tract infection, systemic disease. However it is not routinely prescribed for most of the potential imp
Transmission electron microscopy: Around 1931-32 two German scientists. Knoll and Ruska. Invented transmission electron microscopy, and built the first transmission electron m
Explain Cis-trans isomers Atoms or groups are called cis or trans to one another when they project respectively on the same or on opposite sides of a reference plane identi
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