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Science · Earth sciences
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1. What is a floccule? (a) a device that helps one eye see better (b) a lump of proppant that forms when salt crystals stick together (c) a rip up clast of mudstone (d) a ball of fine grained sediment cemented with siderite (e) a cluster of clay grains that sticks together electrostatically 2. For sandy clastic reservoirs permeabilities typically increase as total porosity increases. Does the same relationship hold for shale reservoirs? (a) yes (b) no (c) it is not written on my pencil (d) only in shales deposited in deep water environments (e) only in shales deposited in shallow water environments 3. The hydrofracture stimulation of reservoir units requires that the units lithologies cannot be too ductile or any induced fractures may close even if proppant is used. Which of the following is typically the most ductile of the following rock types? (a) mudstone (b) limestone (c) sandstone (d) chert (e) siltstone 4. What type of kerogen/organic matter is most favourable for the production of oil? (a) low sulfur (b) high sulfur (c) low hydrogen (d) high hydrogen (e) none of the above
51. What is the best type of stratigraphic correlation? (a) chronostratigraphic (b) chemostratigraphic (c) lithostratigraphic (d) chromastratigraphic (e) permostratigraphic 52. Exaggeration of geologic diagram scales and in particular vertical exaggeration is used to (a) save paper (b) fit diagrams onto single pages in books and papers (c) hide some irrelevant aspects in data (d) decrease apparent dip angles (e) juxtapose relevant data under consideration so that relationships can be more easily seen 53. What type of mineral is coal? (a) feldspar (b) pyroxene (c) biotite (d) apatite (e) coal is not a mineral Bonus question 54. What is the approximate average increase of temperature at three km depth in the Earths continental crust? (a) 10° C (b) 25° C (c) 50° C (d) 75° C (e) 100° C
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