Question

Write short notes. pteridophyta​

Answer 1

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PTERIDOPHYTA

1. Pteridophytes are the first true land plants.
2. They are seedless, vascular cryptogams.
3. They are seedless, vascular cryptogams.
4. They show true alternation of generations.
5. Sporophyte has true roots, stem and leaves.
6. Spores developed in sporangia are homosporous or heterosporous.

Answer 2

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❤ᴘᴛᴇʀɪᴅᴏᴘʜʏᴛᴇs (ғᴇʀɴs ᴀɴᴅ ʟʏᴄᴏᴘʜʏᴛᴇs) ᴀʀᴇ ғʀᴇᴇ-sᴘᴏʀɪɴɢ ᴠᴀsᴄᴜʟᴀʀ ᴘʟᴀɴᴛs ᴛʜᴀᴛ ʜᴀᴠᴇ ᴀ ʟɪғᴇ ᴄʏᴄʟᴇ ᴡɪᴛʜ ᴀʟᴛᴇʀɴᴀᴛɪɴɢ, ғʀᴇᴇ-ʟɪᴠɪɴɢ ɢᴀᴍᴇᴛᴏᴘʜʏᴛᴇ ᴀɴᴅ sᴘᴏʀᴏᴘʜʏᴛᴇ ᴘʜᴀsᴇs ᴛʜᴀᴛ ᴀʀᴇ ɪɴᴅᴇᴘᴇɴᴅᴇɴᴛ ᴀᴛ ᴍᴀᴛᴜʀɪᴛʏ. ᴛʜᴇ ʙᴏᴅʏ ᴏғ ᴛʜᴇ sᴘᴏʀᴏᴘʜʏᴛᴇ ɪs ᴡᴇʟʟ ᴅɪғғᴇʀᴇɴᴛɪᴀᴛᴇᴅ ɪɴᴛᴏ ʀᴏᴏᴛs, sᴛᴇᴍ ᴀɴᴅ ʟᴇᴀᴠᴇs. ... ᴛʜᴇ sᴛᴇᴍ ɪs ᴇɪᴛʜᴇʀ ᴜɴᴅᴇʀɢʀᴏᴜɴᴅ ᴏʀ ᴀᴇʀɪᴀʟ.❤