Fungi do NOT
a.) carry out photosynthesis.
b.) grow on their food source.
c.) digest food outside their bodies.
d.) absorb food through their cell walls.
The tangled mass that makes up the body of a fungus is the
Sporangia are found at the tops of specialized hyphae called
a.) by sexual reproduction only.
b.) by asexual reproduction only.
c.)by both asexual and sexual reproduction.
d.) all of the above.
In the life cycle of the molds, when hyphae of different mating types meet, each hypha forms a
The dry, powdered yeast used to bake bread actually contains
In mushrooms, the basidia are found on the
Over time, nutrients at the center of a large mycelium become depleted, causing new mushrooms to sprout
a.) in a cluster at the center
b.) in a ring at the outer edges
c.) when the nutrients are replaced
d.) after budding takes place
Penicillium reproduces asexually by means of conidia, similar to reproduction in a(an)
Fungi that absorb food from decaying organic matter are
Fungi feed on
a.) only living organisms
b.) only dead organisms
c.) both living and dead organisms
d.) only other fungi
Crop damage by fungal diseases is
a.) greatest in tropical areas
b.) least in tropical areas
c.) greatest in temperate areas
d.) not affected by climate
The fungus that forms a mycelium within the outer layers of human skin causes
a.) ringworm and athlete's foot
b.) thrush and reproductive-tract infections
c.) reproductive-tract infections and ringworm
d.) athlete's foot and thrush
Which statement about lichens is correct?
a.) They are not tolerant of harsh conditions
b.) They cannot make their own food
c.) they only grow in soil
d.) They are composed of an algae or a cyanobacterium and a fungus living together
The association of plants and fungi in mycorrhizae illustrates a type of relationship called
a.) make their food
b.) absorb their food
c.) produces mushrooms
d.) have chlorophyll
A mushroom is a fungal
a.) fruiting body
Most fungi reproduce
a.) asexually only
b.) sexually only
c.) both sexually and asexually
d.) by budding
Stinkhorns, which mimic the odor of rotting meat, have spore that are dispersed by
Dark fuzz that grows on bread is an example of
a.) a toadstool
b.) a spore
Bread rises because fermentation by yeast produces
d.) carbon dioxide
Mushrooms are classified as
a.) common molds
b.) sac fungi
c.) club fungi
d.) imperfect fungi
Which structure is NOT found in a mushroom?
Which statement about Penicillium is correct?
a.) It produces mushrooms
b.) It causes bread to rise
c.) It is a source of an antibiotic
d.) It causes athlete's foot
An important role of fungi in an ecosystem is
b.) breaking down dead organisms
c.) making alcohol
d.) killing bacteria
Fungi might have been important to the evolution of
The human disease ringworm is caused by
c.) a fungus
The growth of yeasts in moist regions of the body is kept in check by competition from
The normal balance between bacteria and yeasts in the body can be upset by
a.) eating yeast-leavened bread
b.) eating edible mushrooms
c.) using antibiotics
d.) being exposed to mushroom spores
Which of the following is NOT a single organism?
Which of the following is NOT a characteristic of all plants?
a.) are eukaryotic
b.) have cell walls
c.) produce seeds
d.) are multicellular
Without gas exchange, a plant would be unable to
a.) make food
b.) absorb sunlight
c.) make minerals
d.) absorb water from the soil
Living on land required that plants
a.) evolve photosynthetic pigments
b.) conserve water
c.) exchange gases
d.) have cell walls
Which of the following statements is true about bryophytes?
a.) They have specialized tissues that conduct water
b.) They draw up water by osmosis
c.) They are not dependent on water
d.) They are a group of plants made up of algae and mosses
Which of the following structures has functions similar to that of roots?
Which of the following is LEAST related to the others?
The first plants evolved from
b.) an organism similar to multicellular green algae
c.) a protist that lived on land
d.) photosynthetic prokaryotes
Bryophytes need water to
b.) draw up water by osmosis
c.) undergo photosynthesis
d.) grow tall
In liverworts, the structures that produce eggs and sperm look like
d.) tiny, green umbrellas
What is the sperm-producing structure of a bryophyte?
Which of the following includes all the others?
b.) vascular tissue
Club mosses are
a.) nonvascular plants
b.) seed plants
c.) seedless vascular plants
d.) none of the above