all fungi l.
Download
Skip this Video
Loading SlideShow in 5 Seconds..
All fungi PowerPoint Presentation
Download Presentation
All fungi

Loading in 2 Seconds...

play fullscreen
1 / 105

All fungi - PowerPoint PPT Presentation


  • 739 Views
  • Uploaded on

All fungi. make their food. absorb their food. produce mushrooms. have chlorophyll. Fungi do NOT. carry on photosynthesis. grow on their food source. digest food outside their bodies. absorb food through their cell walls. Fungi resemble plants in that they both always. have stems.

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about 'All fungi' - julius


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
all fungi
All fungi
  • make their food.
  • absorb their food.
  • produce mushrooms.
  • have chlorophyll.
fungi do not
Fungi do NOT
  • carry on photosynthesis.
  • grow on their food source.
  • digest food outside their bodies.
  • absorb food through their cell walls.
fungi resemble plants in that they both always
Fungi resemble plants in that they both always
  • have stems.
  • grow from the ground.
  • are multicellular.
  • have cell walls.
a mushroom is a fungal
A mushroom is a fungal
  • fruiting body.
  • lichen.
  • mycorrhiza.
  • yeast.
fungal hyphae shown in figure 21 1 differ in that some lack
Fungal hyphae, shown in Figure 21–1, differ in that some lack
  • cell walls.
  • cross walls.
  • nuclei.
  • cytoplasm.
most fungi reproduce
Most fungi reproduce
  • asexually only.
  • sexually only.
  • both sexually and asexually.
  • by budding.
stinkhorns which mimic the odor of rotting meat have spores that are dispersed by
Stinkhorns, which mimic the odor of rotting meat, have spores that are dispersed by
  • wind.
  • birds.
  • snow.
  • flies.
when hyphae of opposite mating types meet they first
When hyphae of opposite mating types meet, they first
  • enter mitosis
  • grow and develop.
  • enter meiosis.
  • fuse.
sporangia are found at the tops of specialized hyphae called
Sporangia are found at the tops of specialized hyphae called
  • sporangiophores.
  • mycelia.
  • gametangia.
  • stolons.
which of the following processes is first to occur after the nuclei of opposite mating types fuse
Which of the following processes is first to occur after the nuclei of opposite mating types fuse?
  • Spores are produced.
  • Gametes are produced.
  • Mitosis occurs.
  • Meiosis occurs.
rhizopus reproduces
Rhizopus reproduces
  • by sexual fusion only.
  • by sexual fusion and asexually only.
  • by budding and asexually only.
  • all of the above
in bread mold haploid gametes are produced by the
In bread mold, haploid gametes are produced by the
  • gametangia.
  • rhizoids.
  • zygospores.
  • sporangiophores.
bread rises because fermentation by yeast produces
Bread rises because fermentation by yeast produces
  • spores.
  • rhizoids.
  • water.
  • carbon dioxide.
the dry powdered yeast used to bake bread actually contains
The dry, powdered yeast used to bake bread actually contains
  • zygospores.
  • ascospores.
  • conidia.
  • sporangia.
yeasts obtain energy by alcoholic fermentation in the absence of
Yeasts obtain energy by alcoholic fermentation in the absence of
  • moisture.
  • carbon dioxide.
  • oxygen.
  • sugar.
mushrooms are classified as
Mushrooms are classified as
  • common molds.
  • sac fungi.
  • club fungi.
  • imperfect fungi.
slide22
Over time, nutrients at the center of a large underground mycelium become depleted, causing new mushrooms to sprout only
  • in a cluster at the center.
  • in a ring at the outer edges.
  • when the nutrients are replaced.
  • after budding takes place.
each of the following is a basidiomycete except
Each of the following is a basidiomycete EXCEPT
  • shelf fungi.
  • mushrooms.
  • puffballs.
  • cup fungi.
in basidiomycetes the primary mycelia of different mating types fuse to form
In basidiomycetes, the primary mycelia of different mating types fuse to form
  • a secondary mycelium.
  • haploid zygotes.
  • gills.
  • haploid nuclei of the same mating type.
which statement about penicillium is correct
Which statement about Penicillium is correct?
  • It produces mushrooms.
  • It causes bread to rise.
  • It is the source of an antibiotic.
  • It causes athlete’s foot.
penicillium reproduces only asexually but otherwise resembles a an
Penicillium reproduces only asexually but otherwise resembles a(an)
  • ascomycete.
  • zygomycete.
  • basidiomycete.
  • lichen.
penicillium may have evolved from an ascomycete that lost its ability to carry out
Penicillium may have evolved from an ascomycete that lost its ability to carry out
  • asexual reproduction.
  • sexual reproduction.
  • spore formation.
  • conidia formation.
an important role of fungi in an ecosystem is
An important role of fungi in an ecosystem is
  • photosynthesis.
  • breaking down dead organisms.
  • making alcohol.
  • killing bacteria.
millions of years ago fungi might have been important to the success of
Millions of years ago, fungi might have been important to the success of
  • worms.
  • grasshoppers.
  • bacteria.
  • plants.
fungi that absorb food from decaying organic matter are
Fungi that absorb food from decaying organic matter are
  • parasites.
  • saprobes.
  • mutualists.
  • autotrophs.
fungi feed on
Fungi feed on
  • only living organisms.
  • only dead organisms.
  • both living and dead organisms.
  • only other fungi.
the breakdown of dead organisms is sped on by the fungal production of
The breakdown of dead organisms is sped on by the fungal production of
  • alcohols.
  • acids.
  • digestive enzymes.
  • recycled nutrients.
which of the following statements about fungi is true
Which of the following statements about fungi is true?
  • They bind trace elements and hold them.
  • They return trace elements to the soil.
  • They do not affect trace elements.
  • They deplete the soil of trace elements.
the human disease ringworm is caused by
The human disease ringworm is caused by
  • worms.
  • bacteria.
  • a fungus.
  • yeasts.
the growth of yeasts in moist regions of the body is kept in check by competition from
The growth of yeasts in moist regions of the body is kept in check by competition from
  • antibiotics.
  • bacteria.
  • rusts.
  • mildews.
crop damage by fungal diseases is
Crop damage by fungal diseases is
  • greatest in tropical areas.
  • least in tropical areas.
  • greatest in temperate areas.
  • not affected by climate.
the fungus that forms a mycelium within the outer layers of human skin causes
The fungus that forms a mycelium within the outer layers of human skin causes
  • ringworm and athlete’s foot.
  • thrush and reproductive-tract infections.
  • reproductive-tract infections and ringworm.
  • athlete’s foot and thrush.
each of the following is true of wheat rust except that it
Each of the following is true of wheat rust EXCEPT that it
  • is caused by a basidiomycete.
  • is carried by insects into wheat fields.
  • is controlled by destroying barberry plants.
  • produces two kinds of spores.
the normal balance between bacteria and yeasts in the body can be upset by
The normal balance between bacteria and yeasts in the body can be upset by
  • eating yeast-leavened bread.
  • eating edible mushrooms.
  • using antibiotics.
  • being exposed to mushroom spores.
figure 21 2 illustrates an association of a an
Figure 21–2 illustrates an association of a(an)
  • cyanobacterium and a plant.
  • alga or cyanobacterium and a fungus.
  • plant and a fungus.
  • alga and a plant.
which statement about lichens is correct
Which statement about lichens is correct?
  • They are not tolerant of harsh conditions.
  • They cannot make their own food.
  • They grow only in soil.
  • They are composed of an alga or a cyanobacterium and a fungus living together.
the association of plants and fungi in mycorrhizae illustrates a type of relationship called
The association of plants and fungi in mycorrhizae illustrates a type of relationship called
  • parasitism.
  • mutualism.
  • competition.
  • parallelism.
in most lichens the fungus is a an
In most lichens, the fungus is a(an)
  • basidiomycete.
  • zygomycete.
  • ascomycete.
  • deuteromycete.
beneath the forest floor carbon atoms can be moved from one tree to the next by
Beneath the forest floor, carbon atoms can be moved from one tree to the next by
  • orchids.
  • fungal spores.
  • mycorrhizae.
  • lichens.
fungi are prokaryotic heterotrophs
Fungi are prokaryotic heterotrophs. _________________________
  • True
  • False
fungal cell walls are composed of cellulose
Fungal cell walls are composed of cellulose. _________________________
  • True
  • False
during most of the life cycle of a fungus the nuclei are diploid
During most of the life cycle of a fungus, the nuclei are diploid. _________________________
  • True
  • False
in zygomycetes the rootlike hyphae that anchor the fungus are called rhizoids
In zygomycetes, the rootlike hyphae that anchor the fungus are called rhizoids. _________________________
  • True
  • False
in zygomycetes a germinating zygospore undergoes mitosis and develops into a new individual
In zygomycetes, a germinating zygospore undergoes mitosis and develops into a new individual. _________________________
  • True
  • False
ascomycetes have a tough sac that contains spores
Ascomycetes have a tough sac that contains spores. _________________________
  • True
  • False
basidiomycetes resemble other fungal phyla but do not have a sexual cycle
Basidiomycetes resemble other fungal phyla but do not have a sexual cycle. _________________________
  • True
  • False
fungi recycle nutrients in all ecosystems
Fungi recycle nutrients in all ecosystems. _________________________
  • True
  • False
early fungi may have helped plants obtain nutrients
Early fungi may have helped plants obtain nutrients. _________________________
  • True
  • False
mycorrhizae are beneficial associations of fungi and animals
Mycorrhizae are beneficial associations of fungi and animals. _________________________
  • True
  • False
repeated infections by candida could indicate a problem with the body s immune system
Repeated infections by Candida could indicate a problem with the body’s immune system. _________________________
  • True
  • False
in lichens a plant associated with a fungus carries out photosynthesis
In lichens, a plant associated with a fungus carries out photosynthesis. _________________________
  • True
  • False
reproduction takes place when cells or hyphae break off a fungus and begin to grow

0 of 5

____________________ reproduction takes place when cells or hyphae break off a fungus and begin to grow.
if a sexual phase were observed in a deuteromycete it would probably be reclassified in another

0 of 5

If a sexual phase were observed in a deuteromycete, it would probably be reclassified in another ____________________.
a serious fungal disease of needs two different plants to complete its life cycle

0 of 5

A serious fungal disease of ____________________ needs two different plants to complete its life cycle.
the cyanobacterium or algal layer of the shown in figure 21 2 performs photosynthesis

0 of 5

The cyanobacterium or algal layer of the ____________________ shown in Figure 21–2 performs photosynthesis.
slide79

0 of 5

What are the individual threads of a fungus called, and what structure do they form when they appear as a tangled mass?
slide87

0 of 5

In the ascomycete fruiting body shown in Figure 21–3, how many nuclei are found in each cell of the hyphae, and what separates each cell of the hyphae?

slide90

0 of 5

Suppose you like mushrooms and see some growing in a yard. Would you pick and eat them? Why or why not?
what is the most important role of fungi in natural ecosystems and why is this role important

0 of 5

What is the most important role of fungi in natural ecosystems, and why is this role important?
slide99

0 of 5

Describe the fruiting body of a mushroom. What allows a mushroom to develop very quickly—sometimes overnight?
slide101

0 of 5

After a few days of exposure to the air at room temperature, a piece of bread or other food will become covered with colonies of molds and other fungi. Why does this occur?

slide104

0 of 5

Why is it not beneficial to kill all bacteria on and in the body, and what is a common result of killing naturally occurring bacteria?