Dependence on animal vectors for fertilization
and dispersal is characteristic of many species
of
a. ferns.
b. angiosperms.
c. mosses.
d. conifers.
e. cycads.
B
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Which structure is exclusively reptilian?
a. A b. B c. C d. D e. none of these
Which gland secretes melatonin?
a. thyroid b. pancreas c. pineal d. parathyroid e. liver
All of the following are functions of bone EXCEPT which one?
A) red blood cell formation B) serving as an endocrine organ, secreting several different hormones C) support and protection D) attachment of muscles, enabling movement E) mineral storage
Many European ecologists use a complex taxonomy of communities, based on a rigidly defined method of sampling plant species composition, which places each community in a hierarchy of types organized by their similarity. After whom is this system named?
A) R. H. Whittaker B) H. A. Gleason C) F. E. Clements D) J. Braun-Blanquet