The vast majority of invertebrates are:
a. parasitic.
b. protostomes.
c. terrestrial.
d. evolutionarily primitive.
e. carnivores.
Ans: b. protostomes.
Biology & Microbiology
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All invertebrates have phagocytic cells, but lack antibodies
a. True b. False
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At what depths is the abyssal zone?
a. 1000 meters or greater b. 100 meters or greater c. 4000 meters or greater d. 10,000 meters or greater
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In most land ecosystems, ___ food chains are
most common.
a. decomposer b. detrital c. producer d. consumer e. more than one of these
Biology & Microbiology
Secretion takes up unwanted substances that have been transported out of
a. peritubular capillaries. b. collecting ducts. c. papillary ducts. d. glomeruli. e. Bowman's capsule.
Biology & Microbiology