FERNS and FERN ALLIES

1
FERNS and FERN
ALLIES They belong to Kingdom ____________________
____ Ferns have vascular tissue. True or
False Ferns produce seeds. True or False Ferns
have a dominant gametophyte / sporophyte
generation. (circle). Phylum Pterophyta includes
_______________________________________ Phylum
Lycophyta includes _______________________________
________ THE FERN LIFE CYCLE
1,2. Label the gametophyte and sporophyte
tissue. 3. Label the roots, rhizomes, fronds,
and fiddlehead. 4. Label the sori. 5. What is
this structure? ____________________. Is it
haploid or diploid? 6. What are these structures?
__________________Are they haploid or
diploid? 7. Label the prothallus, spore, and
rhizoids. 8,9, 10. Label the antheridia and
archegonia. Are they haploid or diploid?
__________________ What are produced in the
antheridia? ______________ What are produced
in the archegonia? __________________
2
FERN SPORANGIUM Label the annulus, lip, and
spores. Explain how the spores are released.
FERN SORUS Label the pinna, indusium, spores, and
sporangium. Next to each, write whether the
structure is (n) or (2n). What is it pinna? What
is the indusium?
FERN ARCHEGONIUM Label the neck, venter, and
egg. Draw an arrow from this picture to where the
archegonia are on the gametophyte.
FERN GAMETOHPYTE Label the prothallus,
antheridia, archegonia, and rhizoids. Next to
each, write whether the structure is (n) or
(2n).
FERN ANTHERIDIA Label the sperm. Draw an arrow
from this picture to where the antheridia are
located on the gametophyte.
3

GYMNOSPERMS Gymnosperms belong to Kingdom
________________________ Gymnosperms are in the
Phyla ________________________,
_____________________, _____________________, and
______________________. Gymnosperms have vascular
tissue. True or False Gymnosperms produce seeds.
True or False Gymnosperms produce fruit. True
or False Gymnosperms have a dominant gametophyte
/ sporophyte generation. (circle). Gymnosperms
are homosporous / heterosporous. (circle)
2
THE GYMNOSPERM LIFE CYCLE
1
3
4
6
5

• Label the mature sporophyte, the male cone, and
  the female cone.
• Are the pollen grains diploid or haploid? Is the
  megaspore mother cell diploid or haploid?
• Is the megaspore diploid or haploid?
• Is the egg diploid or haploid? Where are the
  sperm at this point?
• What is the function of the pollen tube?
• Is the embyro diploid or haploid? Are the food
  reserves diploid or haploid?

4
MALE PINE CONELabel the axis, microsporophyll,
microsporangium (pollen sac), and pollen grains.
Next to each write whether they are (n) or (2n).
POLLEN GRAIN What function do the wings serve?
FEMALE PINE CONELabel the megasporophyll,
bracts, ovule, and the megaspore mother cell.
Next to each write whether they are (n) or (2n).
PINE SEED Label the seed coat, megagametophyte,
and embryo. Next to each write whether it is (n)
or (2n). What will the cotyledons become?