lesson 12 seedless vascular plants Flashcards

1
Q

what kind of roots do ferns have

A

Rhizomes

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2
Q

what is a frond

A

a leafy blade of a fern or fern leaf

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3
Q

what are the spots sometimes found on the underside of the frond

A

sori, which are clusters of sporangia

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4
Q

in fern lifestyle what is the little structor with male and female parts

A

the prothallus

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5
Q

can you name the male part

A

antheridia

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6
Q

can you name the female part

A

archegonia

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7
Q

what must be present for the sperm to reach the egg

A

water

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8
Q

what is the little baby frond that unfurls called

A

a fiddlehead

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9
Q

what are some other ways ferns produce plants

A

ferns can root by spreading runners along the ground to grow new ferns at each new rhizome location; they can self root when a frond touches its tip in the dirt and a new fern sprouts; the prothallus can make a gemma which is carried off to a new place to produce a fern.

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10
Q

what are tree ferns

A

giant ferns that look like palm trees or cycads

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11
Q

how are giant ferns different from cycads and palms

A

their trunks are made of a mass of roots they have fiddle heads and they reproduce with spores

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