Mayans adapted to the decline of soil fertility by what type of agricultural practice?
A) intensive subsistence
B) swidden
C) nomadism
D) fallow farming
Answer: B
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What is a monsoon?
What happens in domestication?
A. Animals are purposefully selected and bred for their desirable characteristics. B. Plants and animals are purposefully selected and cloned for their desirable characteristics. C. Plants and animals are genetically engineered for their desirable characteristics. D. Plants and animals are purposefully selected and bred for their desirable characteristics. E. Plants are purposefully selected and bred for their desirable characteristics.
Carbon dioxide (CO2 )has a longer residence time in the atmosphere than methane (CH4 ) does
Indicate whether the statement is true or false
What occurs when water molecules in the air exert the maximum possible pressure at a given temperature?
A. absorption of latent heat B. saturation C. vapor pressure D. evaporation E. release of latent heat