Q. 63.9( 36 Votes )

Which criteria are used for the classification of plants? Explain with reasons.

Answer :

Criteria used for classification of plants are-

● Presence or absence of organs in different plant division (Thallophytic, ,bryophyte, pteridophytes, gymnosperms, angiosperms) is the first criterion for classification of plants.


● Presence or absence of several conducting tissues for conduction of water and food, bryophytes do not possess whereas pteridophyta, gymnosperms, angiosperms possess.


● Development of seed as pteridophytes do not have seed whereas gymnosperms and angiosperms have seeds.


● Seeds are developed without seed coat in gymnosperms (naked)and or with seed coat in angiosperms(covered).


● The number of Seed coats in monocot is one cotyledon and dicot have two.


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