What is an element?
A) two or more atoms held together by chemical bonds
B) a chemical that cannot be broken down or separated into other chemicals
C) one or more molecules held together by chemicals
D) a chemical that needs a second chemical to be stable
E) a chemical that can be broken down or separated into other chemicals
Answer: B
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What is the cultural origin of the majority of Australia's population?
A) South Asia (India, Pakistan) B) United States C) East Asia (China, Japan, Korea) D) British Isles (England, Scotland, Ireland) E) Aboriginal
China's one -child policy
A) was formally abandoned in 1997 B) failed miserably and did not slow the growth rate C) is gradually being phased out and will likely become a future "two-child" policy D) has not been altered since its inception in 1978 E) outlawed abortion in 1978
Which of the following is considered to be a waste product of photosynthesis?
A) H2O B) CO2 C) O2 D) none of these
Animals that move on four limbs are ____________________, while animals that move on two limbs are
____________________. Fill in the blank(s) with the appropriate word(s).