GSI PRE (GS) STUDY MATERIAL

Directive Principles of State Policy

The source of the concept of Directive Principles of State Policy (DPSP) is the Spanish Constitution from which it came in the Irish Constitution.  Part IV of the Constitution of India (Article 36–51) contains the Directive Principles of State Policy. Articles on Socialistic Principles Articles on Gandhian Principles Articles on Liberal-Intellectual Principles 38, 39,39A, 41, 42, 43, 43A, 47 40, 43,

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Plant Tissue

Tissues are the group of cells similar in origin, structure and functions – Meristematic tissues Merismatic tissues are of three types – Permanent tissues Simple permanent tissues – If permanent tissues is made up of similar types of cells, it is called simple tissues. There are three main types of simple tissues – Complex permanent

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Plant Classification

plants are of many types and can be classified on multiple basis. Here we are sharing a very simplistic way of plant classification – Cryptogams Classification, without seeds Non-vascular plants – Thalophyta and Bryophyta vascular plants – Pteridophyta ‘Mosses [bryophytes] and ferns [pteridophytes] are also called as Amphibian category of plant kingdom.’ Phanerogams Classification, seed

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