Biology

Eldra Solomon, Linda Berg, Diana W. Martin

Chapter 25

Kingdom Fungi - all with Video Answers

Educators

Chapter Questions

Problem 1

Most fungi produce cell walls containing the polymer ____________.
(a) chitin (b) penicillin (c) cellulose
(d) peptidoglycan
(e) lysergic acid

Ramesh Singh

Ramesh Singh

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Problem 2

Which of the following fungi does not have a mycelium? (a) black bread mold (b) yeast (c) decomposer cup fungus (d) cultivated mushroom (e) Penicillium

Anitha Mary

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Problem 3

The condition described as $n+n$ is said to be (a) monokaryotic (b) diploid (c) a primary mycelium
(d) coenocytic (e) dikaryotic

Ramesh Singh

Numerade Educator

Problem 4

With the exception of chytridiomycetes, fungi are generally disseminated by (a) water currents (b) fragmentation of hyphae (c) soredia (d) airborne spores (e) flagellate zoospores

Anitha Mary

Numerade Educator

Problem 5

Which statement is not true of the chytridiomycetes? (a) they are simple aquatic fungi (b) they produce motile cells with single, posterior flagella (c) they have both sexual and asexual reproduction $(\mathrm{d})$ the black bread mold is a representative of this group (e) they are the most primitive group of fungi

Ramesh Singh

Numerade Educator

Problem 6

Which statement is not true of the zygomycetes? (a) they produce motile cells with single, posterior flagella (b) their sexual spores are called zygospores (c) they have both sexual and asexual reproduction (d) the black bread mold is a representative of this group (e) they have coenocytic hyphae

Ramesh Singh

Numerade Educator

Problem 7

Which statement is not true of the ascomycetes? (a) their sexual spores are produced in asci (b) their asexual spores are produced in basidia (c) some species in this group are yeasts (d) their asexual spores are called conidia (e) some species cause serious plant diseases

Ramesh Singh

Numerade Educator

Problem 8

The ascomycete life cycle typically includes (a) mainly diploid thalli (b) the formation of a thick zygosporangium (c) the production of eight haploid ascospores within an ascus (d) intertwined hyphae to form a basidiocarp (e) the production of ascospores, zoospores, and conidia at different stages

Ramesh Singh

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Problem 9

Which statement is not true of the basidiomycetes? (a) they have a diploid thallus that produces zoospores (b) their sexual spores are called basidiospores (c) they produce a secondary mycelium with $n+n$ hyphae (d) mushrooms and bracket fungi are examples of this group (e) this group includes both edible and poisonous species

Ramesh Singh

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Problem 10

The familiar portion of a mushroom is actually a large fruiting body called a(an) (a) ascocarp (b) basidium (c) basidiocarp (d) gametangium (e) ascus

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Problem 11

Which statement is not true of deuteromycetes? (a) many are ascomycetes that lost the ability to reproduce by forming ascospores (b) they are also known as imperfect fungi (c) they have both sexual and asexual reproduction (d) their asexual spores are called conidia (e) some are important plant pathogens

Ramesh Singh

Numerade Educator

Problem 12

A ___________ is a symbiotic association between a phototroph and a fungus. (a) mycorrhizae (b) deuteromycete (c) lichen (d) haustorium (e) saprotroph

Ramesh Singh

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Problem 13

Which characteristic is true of all fungi? (a) saprotrophic (b) parasitic (c) nonflagellate (d) pathogenic (e) heterotrophic

Ramesh Singh

Numerade Educator

Problem 14

Mutualistic relationships between fungi and the roots of plants are called (a) lichens (b) mycorrhizae (c) deuteromycetes (d) haustoria (e) conidiophores

Ramesh Singh

Numerade Educator

Problem 15

Amanita virosa (a) is the mushroom commonly cultivated for food (b) is the yeast that ferments wine and beer (c) produces the unique flavor of many cheeses (d) is a highly toxic mushroom (e) has been ingested for its hallucinogenic properties

Ramesh Singh

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Problem 16

Which of the following describes how a fungus infects a plant? (a) infiltrates leaves with lichens (b) forms relationships by attaching mycorrhizae to stems (c) secretes powerful digestive juices onto the leaves (d) uses haustoria to penetrate stem tissue (e) hyphae enter leaves through a stoma

Ramesh Singh

Numerade Educator

Problem 17

Mycotoxins are (a) released by most lichens (b) typically cause mild allergic reactions (c) can harm the liver (d) reduce the effects of sick building syndrome (e) are produced mainly by chytrids

Ramesh Singh

Numerade Educator