Chapter 22

A digestive system functions in _____. a. secreting enzymes c. eliminating wastes b. absorbing compounds d. all of the above

All fungi_____. a. are multicelled c. are heterotrophs b. form flagellated spores d. all of the above

Protein digestion begins in the _____. a. mouth c. small intestine b. stomach d. large intestine

Most fungi obtain nutrients from _____. a. wastes and remains c. living animals b. living plants d. photosynthesis

Most nutrients are absorbed in the _____. a. mouth c. small intestine b. stomach d. large intestine

A fungus that usually lives as a mass of hyphae and reproduces asexually is called a ______. a. lichen c. yeast b. mold d. mushroom

A _____ steals sugars from a living plant cell. a. rust or smut c. lichen b. mushroom d. mold

In many _____ an extensive dikaryotic mycelium is the most conspicuous phase of the life cycle. a. chytrids c. sac fungi b. zygote fungi d. club fungi

A ______ produces spores by meiosis in an ascus. a. chytrid c. sac fungus b. zygote fungus d. club fungus

A mushroom is ______ a. the digestive organ of a club fungus b. the only part of the fungal body made of hyphae c. a reproductive structure that releases sexual spores d. the only diploid phase in the club fungus life cycle

Spores released from a mushroom's gills are _______. a. dikaryotic c. flagellated b. diploid d. produced by meiosis

______ by yeast helps us produce bread, soy sauce, and ethanol as a biofuel. a. Photosynthesis c. Decomposition b. Fermentation d. Budding

A ______ helps to break down rocks and form soil. a. chytrid c. mycorrhiza b. glomeromycete d. lichen

_____ are mycorrhizal fungi with hyphae that grow into a root cell and branch inside it. a. Glomeromycetes c. Zygote fungi b. Chytrids d. Club fungi

A truffle is an example of a _____. a. spore c. mycorrhizal fungus b. lichen d. plant pathogen

Human fungal infections _____. a. usually involve the skin b. typically produce hallucinations c. are often life-threatening d. all of the above

Match the terms appropriately. ______hypha ____ __chitin _______chytrid ______zygote fungus ______club fungus _______lichen _______mycorrhiza a. produces flagellated spores b. component of fungal cell walls c. partnership between a fungus and photosynthetic cells d. filament of a mycelium e. fungus-root partnership f. bread mold is an example g. many form mushrooms