CIDESCO Questions with precise detailed solutions

CIDESCO Questions with precise detailed solutions ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||




Biological and non-biological substances both need oxygen for their existence (true or false) -
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correct answer✔✔False
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The human body consists only of biological substances (true or false) - correct
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answer✔✔False



Every living organism needs some non-biological substances for its existence (true or false) -
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correct answer✔✔True ||\\//||




All non-biological substances are found as minerals in the earth (true or false) - correct
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answer✔✔False



Characteristics of life include - correct answer✔✔growth and metabolism ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||




Examples of synthetic substances are.... - correct answer✔✔plastics and silicones
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Examples of organic biological substances are.... - correct answer✔✔carbohydrates and fats
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Examples of mineral substances are.... - correct answer✔✔paraffins and petroleum
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Everything that occupies space and has weight is called.. - correct answer✔✔matter
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Three forms of matter... - correct answer✔✔solids, liquids, gases
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, What property does all matter have? - correct answer✔✔all matter has weight
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Condensation is the change of matter from.... - correct answer✔✔gas to a liquid ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||




Vaporization is the change of matter from... - correct answer✔✔liquid to gas ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||




Melting is the change of matter from... - correct answer✔✔solid to liquid
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Sublimation is the change of matter from.... - correct answer✔✔solid to gas ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||




Condensation is the change of matter from... - correct answer✔✔vapor to liquid ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||




The alteration of the properties of matter without the formation of any new substance is
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called a.... - correct answer✔✔physical change
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The immediate change of a solid into a vapor is called... - correct answer✔✔sublimation
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An example of a singe-celled cellular organism is... - correct answer✔✔bacterium
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A micro-organism is the smallest part of the human body (true or false) - correct
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answer✔✔false



All micro-organisms need nutrients for their existence (true or false) - correct
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answer✔✔correct



Examples of bacteria are... - correct answer✔✔bacilli and cocci
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