A) Gymnosperms are both homosporous and heterosporous
B) Salvinia, ginkgo and pinus all are gymnosperms
C) Sequoia is one of the tallest trees
D) The leaves of gymnosperms are not well adapted to extremes of climate
Correct Answer: C
Solution :
[c] Sequoia is one of the tallest tree which is a gymnosperm and it can be 130 - 140 metres tall.
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