Phanerograms are divided into?

Q. The plant kingdom is divided into cryptogamae and phanerogams. Then the cryptogramae are divided into thallophytes and bryophyta. Shouldn't we call cryptogams as phylum and thallophytes as classes? Please elaborate.

Q. What are phanerogams?

Q. Phanerogams without ovary are _______.

Q. Which of the following are the correct differences between pteridophytes and phanerogams.
1. Pteridophytes have vascular tissue and phanerogams do not have vascular tissue
2. Pteridophytes are non flowering plants whereas, phanerogams are flowering plants.
3. Pteridophytes are seedless plants whereas, phanerogams are seed bearing plants.
4. Pteridophytes can reproduce by formation of spores whereas, phanerogams cannot reproduce by formation of spores.

Q. Pteridophytes are ..............., whereas phanerogams are ...........