The low-water portion of the rocky intertidal zone is dominated by ________
A) hermit crabs
B) fiddler crabs
C) limpets
D) mussels
E) red and brown algae and surf grasses
E
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Which of the following describes the likely conditions in the centre of a large, middle-latitude continent?
A. abundant precipitation all year long B. a precipitation maximum during winter C. little precipitation at any time of year D. a precipitation maximum during summer
If a glacier does not have debris embedded in its base, it is not a very effective agent of abrasion
Indicate whether the statement is true or false
Which is true of humid subtropical winter-dry climates?
A) The wettest summers month receive approximately 2 to 3 times more precipitation than the driest winter month. B) Few natural hazards occur throughout the humid subtropical winter-dry climates. C) The winter dry season is related to the seasonal pulse of the monsoons. D) The "driest" winter months still have at least 7.5 cm (3 inches) of precipitation.
Which is an example of an authigenic sediment?
a. Quartz sand b. Manganese nodules c. Volcanic dust d. Diatomaceous earth