Choose the correct answer

1			Carbon compounds
			A)	are mostly electrolytes.
			B)	usually have slow reaction rates.
			C)	rapidly oxidize in air.
			D)	tend to be stable at high temperatures.
2			The simplest organic compounds are the
			A)	hydrocarbons.
			B)	lipids.
			C)	carbohydrates.
			D)	monosaccharides.
3			Natural gas and petroleum consist mainly of
			A)	unsaturated hydrocarbons.
			B)	aromatic hydrocarbons.
			C)	alkanes.
			D)	aldehydes and ketones.
4			Catalytic cracking and polymerization are two methods used to increase the yield of
			A)	naphtha.
			B)	pentane.
			C)	gasoline.
			D)	alcohol.
5			Benzene is an example of
			A)	an aliphatic compound.
			B)	a functional group.
			C)	a polymer.
			D)	an aromatic compound.
6			Vinyls, Styrofoam, Plexiglas, and Teflon are examples of
			A)	monomers.
			B)	polymers.
			C)	polyesters.
			D)	polysaccharides.
7			Sugars and starches are examples of
			A)	lipids.
			B)	carbohydrates.
			C)	proteins.
			D)	nucleic acids.
8			The catalyst for photosynthesis is
			A)	DNA.
			B)	cholesterol.
			C)	cellulose.
			D)	chlorophyll.
9			Fat molecules consist of three fatty acid molecules attached to
			A)	a benzene ring.
			B)	an amino acid.
			C)	an alcohol molecule.
			D)	a glycerol molecule.
10			The organic molecule that can replicate itself is
			A)	DNA.
			B)	an amino acid
			C)	acetaldehyde.
			D)	ethylene glycol.