What are Heterosporous Pteridophytes. Give two examples?
Heterosporous Pteridophytes:
Give two examples of pteridophytes.
(a) What are viviparous animals? Give two examples of viviparous animals.
(b) what are oviparous animals? Give two examples of oviparous animals.
Name two examples of heterosporous pteridophytes.
The heterosporous pteridophytes are