Which of the following matches of plant
hormone to agricultural application is
INCORRECT?
a. abscisic acid; becomes active when crops
are subjected to drought
b. ethylene; permits unripe fruit to be shipped
without damage for later ripening at
distribution centers
c. synthetic auxins; stimulates corn stalks to
elongate
d. cytokinins; induces apples to ripen
e. gibberellins; stimulates roses to bloom
D
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Geosmin, which contributes to the characteristic earthy odor of soils, is produced primarily by the genus ________.
A. Paramecium B. Armillaria C. Streptomyces D. Caenorhabditis
A structure with stems and leaves that arises from an apical meristem is called a ____
a. vascular system b. protonema c. sporangium d. rhizome e. shoot system
Colonization rates from one habitat patch to another are ____ and extinction rates within habitat patches are ____ in
contiguous habitats than on islands.
a. lower; lower b. lower; higher c. higher; higher d. higher; lower e. even; lower
The ________ resemble the ancestor of all animals
a. choanoflagellates b. dinoflagellates c. amoeboflagellates d. euglenoids e. ciliates