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Vishal rana Articles
BIOLOGY: The Living World
IMPORTANT POINTS: Characteristics of Living Organisms : Growth, reproduction, metabolism, cellular organization, consciousness (ability to sense environment), self-replicating and self regulation. • Reproduction and growth are NOT defining properties. • Metabolism, cellular organization and consciousness are defining properties. Biodiversity Term used to refer to the number of varieties of plant and animals on earth. Nomenclature: […]
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Fibers And Plastics
Fibers and fabrics play a large role in everyday applications. A fiber is a hair-like strand of material. They are the smallest visible unit of a fabric and are denoted by being extremely long in relation to their width (at least 100 times longer than it is wide). Fibers can be spun into yarn and […]
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Exponents rules
Exponents Exponents are shorthand for repeated multiplication of the same thing by itself. For instance, the shorthand for multiplying three copies of the number 5 is shown on the right-hand side of the “equals” sign in (5)(5)(5) = 53. The “exponent”, being 3 in this example, stands for however many times the value is being […]
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Crops and production (II)
Manure Manure is an organic substance. Manure is made by decomposing organic matter like animal waste and plant residue. To prepare manure, farmers dump animal wastes like cow dung and plant wastes like hay and leaves in pits at open places. These wastes are decomposed by micro-organisms and get converted into manure. ADVANTAGES OF MANURE […]
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Rational Numbers and its Properties
Q. What is Rational Number ? Ans. A Rational Number is a real number that can be written as a simple fraction (i.e. as a ratio). A rational number is a number that can be in the form p/q where p and q are integers and q is not equal to zero. So, a rational […]
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Crops and its type
A crop is “a plant or animal or plant or animal product that can be grown and harvested extensively for profit or subsistence. Crop may refer either to the harvested parts or to the harvest in a more refined state (husked, shelled, etc.). Most crops are cultivated in agriculture or aquaculture. Types of crops 1 […]
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