AP BIOLOGY

Detailed explanation-1: -Thallophytes, bryophytes and, pteridophytes are included in ‘cryptogams’, whereas gymnosperms and angiosperms are ‘phanerogams’.

Detailed explanation-2: -The plants in the thallophyta group are commonly called algae.

Detailed explanation-3: -Solution : Cryptogams are non-flowering or non-seed producing plants. It has been divided into Algae, Bryophytes and Pteridophytes.

Detailed explanation-4: -The word ‘crypto’ means ‘hidden’, cryptogams are the plants in which the reproductive organs are inconspicuous So, thallophytes, bryophytes, and pteridophytes are cryptogams as their reproductive organs are not clearly visible or distinct.