Subset
Set A is said to be a subset of a set B, if and only if each element of A is an element of B. It is denoted by A ⊆ B Super Set If a set A is a subset of set B then set B is a super set of set A. It…
Sets
A set is a collection of well defined distinct objects or symbols. Well defined objects mean that the objects possess a property that enables one to determine whether a given object is in the collection or not. For example, a set cannot consist of elements like moral values, concepts, evils or virtues. Element of a…
Micro-organisms
Micro means small and organisms means living things. Micro-organisms are those organisms that are so small and they cannot be seen with naked eye. in order to observe them, we need a light microscope or an electron microscope. Micro-organisms form a diverse group which includes different kinds of organisms, viruses, bacteria, unicellular plants, certain algae…
Classification (درجہ بندی) of Living Organisms
Organism: (noun) An organized being; a living body, either vegetable or animal, composed of different organs or parts with functions which are separate, but mutually dependent, and essential to the life of the individual. Classification Thousands of living organisms are found in this world. Some of the living organisms are large in size and some…
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