APES Practice Exam 1 question n answers graded A+ 2023/2024 passed

APES Practice Exam 1 The layer that contains the earth's daily weather - correct answer troposphere Extends from 50-85 km above Earth - correct answer mesosphere The earth's ozone layer exists in this layer of the atmosphere - correct answer stratosphere The highest layer of the atmosphere (above 80km) - correct answer thermosphere The layer of the atmosphere thats heated by infrared radiation from the earth - correct answer troposphere Silt and sand are concentrated here - correct answer E horizon Litter layer, mostly undecayed materials - correct answer O horizon The deep, underlying non-soil materials - correct answer bedrock The layer were minerals that were leached out of layers above accumluate - correct answer B horizon A mixture of soil, loam, and detritus; the topsoil - correct answer A horizon *Graph of a country that is growing slowly* - correct answer B. The base is not very broad, this is an indication of few young children in the population *Graph of a country at zero population growth* - correct answer C. The number of children is at replacement level. Just enough children are born to replace the parents; in the age-structure pyramid for this type of population, the width of the pyramid would be similar along most it its height *Graph of a country that is losing many of its young adults to diseases like AIDS* - correct answer E. There is a pinched-in area that indicated that many young adults are dying of disease. In a pyramid that shows a population affected by AIDS, the age group affected is the reproductive age (14-45). *Graph of a rapidly growing population* - correct answer A. *Graph of a country showing a population decline* - correct answer D. The virus that causes this disease is transmitted through bodily fluids - correct answer AIDS Can cause massive destruction - correct answer Earthquake Caused by microscopic fibers of a mineral - correct answer Asbestos Radiation that causes lung cancer - correct answer Radon Caused by a protozoan carried by mosquitoes - correct answer Malaria Soil that has a substantial organic layer; fire helps txobreak down plant material in this layer - correct answer Grassland soil Soil composed of litter and humus; this soil is acidic due to the accumulation of needles - correct answer Pine forest soil Soil is rocky, very dry, and contains almost no organic matter - correct answer Desert soil Soil is acidic and contains very little organic matter despite large plant populations - correct answer Tropical rain forest soil