Immigrants to the United States that are over 65 years old
A) do not have any requirements to enter the country.
B) represent the majority of all immigrant age groups.
C) represent only about 5 percent of all immigrants.
D) typically only stay for a few years and return back to their country of origin.
E) must be accompanied with a family or be deported.
Answer: C
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Where can we find Hot Deserts?
a. In regions distant from the cold oceans b. At high latitudes, high elevations c. At low latitudes, low elevations d. Both b and c e. Both a and c
Which group of animals will bear live young that are underdeveloped and must stay in the mother's pouch to complete their development?
A) Placentals B) Marsupials C) Prokaryotes D) Angiosperms
In which of the following locations do squall lines generally form?
A. ahead of an advancing cold front B. along a warm front C. in the cold sector where warm, dry air meets warm, humid air D. at the centre of low pressure
Which of the following is not an accurate statement about the melting process in the earth's interior?
A) Melting of rocks is incomplete with partial melts extracted as magma and solid residues left behind.
B) Upwelling flow in the earth's interior brings higher temperature rocks toward the surface and contributes to decompression melting.
C) The earth's lower mantle is entirely molten and heat from this zone produces partial melting in the upper mantle, which produces the diverse volcanic rocks we see at the earth's surface.
D) Water dramatically lowers the melting temperature of silicate rocks, and addition of water commonly contributes to production of magma.