When gymnosperms arose during the Lste Carboniforous era, around 300 milion years ago, they
were the first trae seed-bearing pianti. The woed. comes from gymno", meaning "nsked," and -
wsperm, which refers to "seeds" not actual sperm. Gymnospemms have "naked ieeds," because
they de not encase their seeds in fruits as de angiosperms. Symnosperms zere also the first plants
to develop polien. Which of the following statements comectly deichibes one of the advantsges
of pollen? The development of polien meaps that gyenosperms are not dependent on water for
reproductian. The development of pollen means that gymnosperms no longer require sporophytes
for reproduction. Pollen is created by the sperm of the plant. th gymoosioenmi, where are the
female gametoghees locatod? In the needins or leaves The vametophyte stage ne logger exits in
grmnovperma In the ovulate cones 1. Flowess and reproduction in angiosperms Angiosperms are
the most diverise group of plants in existence today. Which of the following plant structures do
angiosperms possess that are not found in any earliee lineage of plant? Seeds Flowers Polien
Most angiosperms incorporate the assistance of animais in their reproductive cycle. This is a
major sovancement that gave them an addvantage over other plant ineages and helped them
become the dominant type of plant on Earth today Which of the following steps in the
reproduction or. nnglosperms 60 animais absist with 7 Check al enat apphy. Send isipersal
Polinstion Meiasis The reproductive structures of anglosperms are more complex than in any
osher plant innege. The mage shows a batic evamphe or the reproductive structures in phe
anglosperm species. Complete the missing labels 22.9 Digging Deeper: Conceptual Learning
Activity In angiosperms, which structure represents the female reproductive organs of the plant?
Stamen Sepal Carpel The seedless vascular plants not only include well-khown plants such as
fems but also groups of plants callied horsetails and cuub imosses. These. plants oniginaliy arose
after the bryophytes. Which of the following statements describer why seedless vascuiter plants
are better adspted to dry iand than the bryopliytes? Seedioss vascular plants have vascular tssue
and roots to effectively absorb and distribute water and nutrienti throughiout the piant. Seediess
vascular plants have spores that ean distribute on the wind. Seedless vascular plants have iarger
leaves, or fronds, that are more eflective in absorbing nutrients from the envirenment. However,
seedless vascular piants are stil heavily dependent on water for reasons oeher than keeping
hydrated, Which of the folowing atatenents correctly explains how seediess vasculor plaots are
stili dependent on wate? Secdiess vascular piants require water, instead of wind, to spread their
ipores. Seedinss vasculor plants still have swimming sperm that need water to reach the eggs for
fertiluation: Seediess vascular planta require water to geiminate the spore to grow ints a.
When gymnosperms arose during the Lste Carboniforous era- around 300 m.pdf
1. When gymnosperms arose during the Lste Carboniforous era, around 300 milion years ago, they
were the first trae seed-bearing pianti. The woed. comes from gymno", meaning "nsked," and -
wsperm, which refers to "seeds" not actual sperm. Gymnospemms have "naked ieeds," because
they de not encase their seeds in fruits as de angiosperms. Symnosperms zere also the first plants
to develop polien. Which of the following statements comectly deichibes one of the advantsges
of pollen? The development of polien meaps that gyenosperms are not dependent on water for
reproductian. The development of pollen means that gymnosperms no longer require sporophytes
for reproduction. Pollen is created by the sperm of the plant. th gymoosioenmi, where are the
female gametoghees locatod? In the needins or leaves The vametophyte stage ne logger exits in
grmnovperma In the ovulate cones 1. Flowess and reproduction in angiosperms Angiosperms are
the most diverise group of plants in existence today. Which of the following plant structures do
angiosperms possess that are not found in any earliee lineage of plant? Seeds Flowers Polien
Most angiosperms incorporate the assistance of animais in their reproductive cycle. This is a
major sovancement that gave them an addvantage over other plant ineages and helped them
become the dominant type of plant on Earth today Which of the following steps in the
reproduction or. nnglosperms 60 animais absist with 7 Check al enat apphy. Send isipersal
Polinstion Meiasis The reproductive structures of anglosperms are more complex than in any
osher plant innege. The mage shows a batic evamphe or the reproductive structures in phe
anglosperm species. Complete the missing labels 22.9 Digging Deeper: Conceptual Learning
Activity In angiosperms, which structure represents the female reproductive organs of the plant?
Stamen Sepal Carpel The seedless vascular plants not only include well-khown plants such as
fems but also groups of plants callied horsetails and cuub imosses. These. plants oniginaliy arose
after the bryophytes. Which of the following statements describer why seedless vascuiter plants
are better adspted to dry iand than the bryopliytes? Seedioss vascular plants have vascular tssue
and roots to effectively absorb and distribute water and nutrienti throughiout the piant. Seediess
vascular plants have spores that ean distribute on the wind. Seedless vascular plants have iarger
leaves, or fronds, that are more eflective in absorbing nutrients from the envirenment. However,
seedless vascular piants are stil heavily dependent on water for reasons oeher than keeping
hydrated, Which of the folowing atatenents correctly explains how seediess vasculor plaots are
stili dependent on wate? Secdiess vascular piants require water, instead of wind, to spread their
ipores. Seedinss vasculor plants still have swimming sperm that need water to reach the eggs for
fertiluation: Seediess vascular planta require water to geiminate the spore to grow ints a thirame.
The follawing image olves a basic diogram of a typical fem planc. tabel same of the importane
parts of the plant, and identify mhich structiues rebreient the nooroptivie and gametophyte
structures. In seedless vascular plants, the sori release into the wind for dispersal.
