Acid precipitation is so deadly because it
A. changes the pH of the ecosystems it falls into.
B. adheres to breathing passages.
C. increases rates of cancer.
D. blinds animals.
Answer: A
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Prevention and control of rabies includes
A. post-exposure vaccination of humans. B. pre-exposure vaccination of dogs and cats. C. pre-exposure vaccination of humans at high risk. D. All of the choices are correct.
A DNA barcode is being developed for use in conservation biology based on ______
a. mitochondrial genes in plants b. chloroplast genes in plants c. nuclear genes in animals d. mitochondrial genes in animals e. bacterial genes
Which paired terms are incorrectly matched?
a. classical conditioning?extinction b. habituation?relevant stimuli c. imprinting?behavioral bonding d. insight?trial and error e. operant conditioning?reward
Java Man and Peking Man are both examples of
A. Homo habilis. B. Homo erectus. C. Australopithecus afarensis. D. Australopithecus anamensis.