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Chondrus crispus: Quiz


Question 1: [7] The end-product is a kind of jelly similar to ________ or blancmange.
CassavaBrazilian cuisineTapiocaBanana

Question 2: The principal constituent of Irish moss is a mucilaginous body, made of the polysaccharide ________ of which it contains about 55%; the plant also has nearly 10% of protein and about 15% of mineral matter, and is rich in iodine and sulfur.
HIVCarrageenanE numberHuman papillomavirus

Question 3: Chondrus crispus undergoes an ________ life cycle common in many species of algae (see figure below).
Alternation of generationsGametophyteFernPlant

Question 4: Chondrus crispus is a source of ________, which is commonly used as a thickener and stabilizer[5] in milk products such as ice cream[6] and processed foods including lunch meat.
HIVCarrageenanHuman papillomavirusE number

Question 5: [1] It is found on the Atlantic coasts of Canada[1][3] and recorded from ________ in the United States to Japan.
Los AngelesSan Jose, CaliforniaSacramento, CaliforniaCalifornia

Question 6: Irish moss is frequently mixed with Mastocarpus stellatus (Gigartina mammillosa), Chondracanthus acicularis (G. acicularis) and other ________ with which it is associated in growth.

Question 7: There are two distinct stages: the sexual haploid gametophyte stage and the asexual ________ sporophyte stage.

Question 8: Chondrus crispus is, compared to most other ________, well-investigated scientifically.

Question 9: The sporophyte then undergoes ________ to produce haploid tetraspores (which can be male or female) that develop into gametophytes.
Cell cycleMitosisMeiosisChromosome

Question 10: It may also be used as a thickener in calico-printing and for fining ________ or wine.
BeerAlcoholic beverageBrewingBock

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