seeded plants and fungi Flashcards
essential
parts of a “seed”?
A plant sporophyte
embryo
2. Stored food
3. A protective coating
in Gymnosperms seeds are _____ ______
totally exposed
in Gymnosperms ________ does not surround the ovules
ovary wall
unlike ferns and other seedless vascular Gymnosperms produce
wind-borne pollen grains
Largest and most diverse phylum of gymnosperms
conifers
what isi monoecious
have male and female reproductive parts in
separate cones on same plant
Cycads look
palmlike or fernlike
what is dioecious
– have male and female reproductive structures
on separate plants (but reproduce with pollen and seeds in
conelike structures)
_____ only one surviving species (what is the name of tree)
Ginkgo ,deciduous, dioecious tree
xylem
water-conducting vessel
phloem
carbohydrate-conducting sieve tube
t/f Fungi are
Eukaryotic heterotrophs
t
how do fungi feed
Secrete digestive enzymes onto food
– then absorb predigested food
what are fungi cells walls made of
chitin
fungi can be
Fungi include
– unicellular yeast
– filamentous, multicellular mold
hyphae is
have long, threadlike filaments fungi
(mycelium) is
branch and form a tangled mass
how do fungi reproduce
sexually and
asexually
spores produced on ______ ______ – land in suitable spot and germinate
aerial hyphae
fungus asexual repro
budding
what are examples of Ascomycetes (5)
yeasts – cup fungi – morels – truffles – pink, brown, and blue-green molds
what group are Mycorrhizae in
Ascomycetes
Mycorrhizae have _____ roots of plants
Mutualistic relationships
Lichen are
Symbiotic combination of fungus (generally an ascomycete) and
photoautotroph (alga or cyanobacterium)
what are examples of Basidiomycetes (5)
– mushrooms – puffballs – bracket fungi – rusts – smuts
fungi
evolved from a ______ _______ ______
and diverged into __ main groups
unicellular, flagellate protist, 5
fungis are used in (5)
decomposing, food and chemical production, research, and medication
how do Fungal hyphae infect plants
through stomata
