Which mineral found in horsetails helps protect it from insects?
A) siderite
B) aluminum
C) silica
D) feldspar
E) amethyst
Correct Answer:
Verified
Q25: In most ferns, roots and leaves sprout
Q26: Which is the closest living nonvascular relative
Q27: If fertilization occurs in seed plants, a
Q28: A pine tree is a _.
A) flowering
Q29: Most conifers are _.
A) nonvascular
B) dikaryotic
C) deciduous
D)
Q31: Relatives of modern _ and horsetails were
Q32: Which plants are among those that contributed
Q33: The seed plants became dominant during the
Q34: In which structure do fern spores form?
A)
Q35: Many tropical ferns live on other plants
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