Chapter 20

Biology Concepts and Applications · 11 exercises

Problem 2

The euglenoids are _____. a. flagellated b. single cells c. marine d. a and b e. all are correct

3 step solution

Problem 3

The _____ are parasitic alveolates, such as the organism that causes malaria. a. trypanosomes b. apicomplexans c. oomycotes d. zygomycetes

3 step solution

Problem 4

Silica reinforces the cell walls of _____. a. coccolithophores b. diatoms c. foraminiferans d. fungi

4 step solution

Problem 5

The giant kelp Macrocystis and the plant pathogen \(Phytophthora\) are both _____. a. brown algae b. chrysophytes c. oomycotes d. stramenopiles

5 step solution

Problem 6

Algal blooms are most commonly population explosions of _____. a. diatoms b. radiolarians c. euglenoids d. dinoflagellates

3 step solution

Problem 7

Phycobilins are the signature pigments of _____. a. red algae b. brown algae c. green algae d. all algae

5 step solution

Problem 8

The closest relatives of Chara and other charophytes are the _____. a. oomycotes b. chrysophytes c. plants d. fungi

5 step solution

Problem 9

When a spore of a cellular slime mold germinates, it gives rise to a _____. a. free-living amoeboid b. fruiting body c. mycelium d. mycorrhiza

4 step solution

Problem 10

When a spore of a multicelled fungus germinates, it gives rise to a _____. a. free-living amoeboid b. fruiting body c. mycelium d. mycorrhiza

4 step solution

Problem 11

A "mushroom" is _____. a. the food-absorbing part of a fungal body b. composed entirely of haploid cells c. a reproductive structure d. the longest lived part of a fungal life cycle

6 step solution

Problem 12

Match these terms suitably. a. single-celled fungus b. flagellated protozoan c. "fungus-root" d. brown alga e. calcium-carbonate shell f. two-part silica shell g. fungus plus photoautotroph h. "egg fungus" i. ciliated protozoan j. closest relative of plants trypanosome _____ foraminiferan _____ diatom ____ Paramecium _____ oomycote _____ charophyte _____ kelp _____ yeast ____ mycorrhiza ____ lichen _____

1 step solution

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