The water table is ________.
a.) an underground mass of partly saturated rock
b.) a boundary between unsaturated bedrock below and saturated bedrock above
c.) a boundary between saturated rock below and unsaturated rock above
d.) a boundary between unsaturated bedrock and an underground river
Ans: c.) a boundary between saturated rock below and unsaturated rock above
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Which of the following gives the name for electromagnetic radiation that has wavelengths between 0.4 and 0.7 micrometres?
A. visible light B. infrared light C. microwaves D. ultraviolet light
The process that is most likely to be affected by increasing temperatures, thereby influencing tropical croplands is ________
A) soil nutrient content B) evapotranspiration C) salinization D) genetic diversity E) tropical pest increase
Explain the differences between the floral assemblage of the tropical deciduous biome to that of the tropical rainforest
What will be an ideal response?
Africa's best example of an exotic river is the ________
A) Nile B) Amazon C) Orange D) Rhine E) Congo