Select the correct statement:
- ASalvinia, Ginkgo and Pinus all are gymnosperms
- BSequoia is one of the tallest trees
- CThe leaves of gymnosperms are not well adapted to extremes of climate
- DGymnosperms are both homosporous and heterosporous
Solution & Step-by-step Explanation
- Sequoia (Giant Redwood) is indeed one of the tallest tree species and is a gymnosperm.Salvinia is a pteridophyte.Gymnosperms are exclusively heterosporous.Gymnosperm leaves are highly adapted to withstand extremes (e.g., needle-like leaves, thick cuticle).