Bio167 Review Q chapter 24

At the botanical garden, you have been invited to design a display for educating visitors about fungi. What are attributes of fungi? (Select all that apply.) A. Fungi are saprobes. B. Fungi are autotrophs. C. Fungi may be unicellular or multicellular. D. Some fungi are beneficial. E. Some fungi are harmful. F. Some fungi photosynthesize.

A. Fungi are saprobes. C. Fungi may be unicellular or multicellular. D. Some fungi are beneficial. E. Some fungi are harmful.

Why are yeast good organisms to use for experiments? Select all that apply. A. Grow quickly and cheaply B. Don't mutate C. Process and export proteins as human cells do D. Lacking organelles for breaking down sugar E. Easy to genetically manipulate

A. Grow quickly and cheaply C. Process and export proteins as human cells do E. Easy to genetically manipulate

For sexual reproduction in fungi, what types of mycelia are required when two different, but compatible mycelia are needed? A. Heterothallic B. Dendritic C. Plasmogamy D. Sporangium

A. Heterothallic

Although many fungi are helpful in decomposing dead things, sometimes they can also invade living organisms and cause harm, thus making them ________. A. Parasites B. Producers C. Detritovores D. Commensals

A. Parasites

In fungi, spores can be produced by either meiosis or mitosis A. True B. False

A. True

Which of these organelles is not found in a fungal cell? A.Chloroplasts B.Nucleus C.Mitochondrion D.Golgi apparatus

A.Chloroplasts

A fungus that climbs up a tree reaching higher elevation to release its spores in the wind and does not receive any nutrients from the tree or contribute to the tree's welfare is described as A.Commensal B.Mutualist C.Parasite D.Pathogen

A.Commensal

Which of the following pertain to fungal nutrition? Select all that apply A.exoenzymes B.autotrophs C.digestion precedes ingestion D.store sugar as glycogen E.nitrogen fixation

A.exoenzymes C.digestion precedes ingestion D.store sugar as glycogen

Imperfect fungi only reproduce ________. A. Sexually B. Asexually By binary fission C. When nutrient availability is low D. When nitrogen is abundant

B. Asexually

All fungi have cell walls made of CELLULOSE A. True B. False

B. False

Your study partner is frustrated with the confusing nomenclature in your textbook. "This is too picky!" he says, "Let's just call everything 'plants' or 'animals', and include fungi in with the plants." In your response, cite differences between fungi and plants. (Select all that apply.) A. Fungi are more closely related to the archaea than to plants. B. Fungi are more closely related to animals than to plants. C. Fungi lack stems, roots, leaves, or flowers. D. The cell walls of fungi have cellulose, while plant cell walls have chitin. E. Fungi are not photosynthetic. F. Fungi are prokaryotes, not eukaryotes like plants. G. Although fungi do disperse using seeds, their seeds are haploid. H. Fungi are not multicellular, instead they are formed from a single multi-nucleate cell. I. Unlike plants, fungi are autotrophs.

B. Fungi are more closely related to animals than to plants. C. Fungi lack stems, roots, leaves, or flowers. E. Fungi are not photosynthetic.

Many fungi are multicellular and have a vegetative stage of threadlike structures called ________. A. Septa B. Sporangium C. Hyphae D. Ascocarp E. Basidia

C. Hyphae

Which of the following is an important outcome of fungi being decomposers and recyclers? A. Have the ability to cause diseases in organisms so that areas don't become overpopulated B. Produces excess water that can be used by plants for photosynthesis C. Makes nutrients like nitrogen and phosphorous more available for living organisms D. Able to sequester harmful metals and toxins so that they don't negatively affect other organisms E. Make complex biomolecules that are used by other organisms for growth

C. Makes nutrients like nitrogen and phosphorous more available for living organisms

Fungi that are pathogenic to humans cause diseases such as ____. A.athlete's foot B.ringworm C.A and B are correct. D.None of the choices is correct.

C.A and B are correct.

Which term describes the close association of a fungus with the root of a tree? A.A rhizoid B.A lichen C.A mycorrhiza D.An endophyte

C.A mycorrhiza

Which polysaccharide is found in the cell wall of fungi? A.Starch B.Glycogen C.Chitin D.Cellulose

C.Chitin

The simplest and most primitive fungi are classified as ____. A.Zygomycota B.Ascomycota C.Chytridiomycota D.Deuteromycota

C.Chytridiomycota

A fungal infection that affects skin and nails is classified as A.Systemic mycosis B.Mycestimus C.Superficial mycosis D.Mycotoxicosis

C.Superficial mycosis

The advantage of yeast cells over bacterial cells to express human proteins is that: A.Yeast cells grow faster B.Yeast cells are easier to manipulate genetically C.Yeast cells are eukaryotic and modify proteins similarly to human cells D.Yeast cells are easily lysed to purify the proteins

C.Yeast cells are eukaryotic and modify proteins similarly to human cells

Currently, the largest known organism on earth is the ________. A.blue whale B.colossal squid C.honey mushroom D.giant sequoia E.African bush elephant

C.honey mushroom

1. Name the 6 phyla of fungi (including informal group) A. ____________ B. _____________ C. ____________ D. ____________ E. _____________ F. _____________

Chytridiomycota Zygomycota Ascomycota Basidiomycota Deuteromycota Glomeromycota

The type of symbiotic relationship where one member benefits, while the other is not affected, is _____.

Commensalism

Similar to plants, fungi have A. Different types of chlorophyll B. A root system C. Chloroplasts D. A thick cell wall

D. A thick cell wall

Which fungal phylum is the most primitive true fungi and has cell structure and ecological habitat in common with protists? A. Basidiomycota B. Ascomycota C. Zygomycota D. Chytridiomycota

D. Chytridiomycota

All fungi? A. Reproduce sexually at some point in their life cycle B. Are parasitic C. Are saprobes D. Digest food outside the cell

D. Digest food outside the cell

Which is true? A.All fungi reproduce asexually. B. All fungi reproduce sexually. C. Some fungi don't reproduce. D. Some fungi reproduce both sexually and asexually.

D. Some fungi reproduce both sexually and asexually.

Fungi are ____. A.mushrooms B.yeasts C.plants D.A and B are correct. E.All of the choices are correct.

D.A and B are correct.

The wall dividing individual cells in a fungal filament is called a? A.Thallus B.Hypha C.Mycelium D.Septum

D.Septum

Which is true? A.All fungi reproduce asexually. B.All fungi reproduce sexually. C.Some fungi don't reproduce. D.Some fungi reproduce both sexually and asexually.

D.Some fungi reproduce both sexually and asexually.

Why are fungi important decomposers? A.They produce many spores B.They can grow in many different environments C.They produce mycelia D.They recycle carbon and inorganic minerals by the process of decomposition

D.They recycle carbon and inorganic minerals by the process of decomposition

________ is the most important function of fungi in the environment. Harming organisms Nutrient recycling Moisture retention Antibiotic production Food production

Nutrient recycling

Most fungi derive their nutrients from decaying organic matter and so are known as ______.

Saprobes

A lichen is the result of a mutual relationship between a fungus and an algae or Cyanobacteria _____

True