Which of the following is a planktonic animal that is an excellent guide fossil, based on its short
appearance in the fossil record?
a. inarticulate brachiopods d. archaeocyathids
b. conodonts e. trilobites
c. graptolites
C
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Why is it important to study deformed rocks?
What will be an ideal response?
What is kerogen?
A. The active ingredient in kerosene B. A waste product from the production of oil from oil shale C. A fuel supplement added to diesel oil D. The useful ingredient in oil shale E. Sludge from sewage plants
Carbon dioxide levels in the atmosphere first began to rapidly increase above natural levels around 1950.
Answer the following statement true (T) or false (F)
Which of the following lists the stages of the mid-latitude cyclone life cycle in the proper order?
A) occlusion, dissipation, open-wave, cyclogenesis B) cyclogenesis, open-wave, occlusion, dissipation C) cyclogenesis, open-wave, dissipation, occlusion D) open-wave, occlusion, cyclogenesis, dissipation