What aquatic ecosystem phenomenon is illustrated in the diagram?
A. Nutrient cycling
B. Vertical stratification
C. Nutrient inputs from upstream and uphill
D. Horizontal stratification
E. Internal convective currents
Answer: B
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Folded limestones that occur high in the Himalayas were originally deposited as sediments in a ________.
A) late Paleozoic syncline north of the Tibetan Plateau B) deep ocean trench along the southern margin of India C) marine basin between India and Eurasia D) Cenozoic fault basin between Africa and Arabia
The site on the accompanying figure that would most likely form a rock that has a welded texture is
A) A.
B) B.
C) C.
D) D.
E) E.
The processes of surface water soaking into the soil to become groundwater is called:
A. Precipitation B. Runoff C. Transpiration D. Infiltration
A line on a weather map that is marked with small triangular spikes designates a warm front
Indicate whether the statement is true or false