In a lake, a certain native species of zooplankton is found evenly distributed in the water column. After introduction of
a different species of zooplankton, the native species is only found in the shallow water zone. This is most likely an
illustration of:
a. character displacement.
b. species richness.
c. primary succession.
d. secondary succession.
e. competitive exclusion.
ANSWER: e
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elongation?
a. jasmonates b. ethylene c. brassinosteroids d. salicylic acid e. oligosaccharins
Which of the following is NOT true of the
poouli? a. It is a honeycreeper. b. It is endangered. c. It is an outlying member of its group. d. It is morphologically distinct from others in its group. e. All of these are true
A person with type B blood has which antibodies?
a. A only b. B only c. A and B d. neither A or B e. O
Good hand washing is the best preventive measure against the common cold.
a. true b. false