A benzene ring is ____________.
a. rare
b. stable
c. unstable
d. saturated
Two examples of ______ are cow manure and a tree.
a. biogas
b. biomass
c. energy farming
d. hydrocarbons
Compounds with identical chemical formulas but different molecular structures are known as an ________.
a. lipids
b. protein
c. isomer
d. alcohol
Glucose and Fructose, both C6 H12 O6, are ___________.
a. amino acids
b. alcohols
c. isomers
d. polymers
Huge molecules made up of smaller organic molecules that have formed new bonds and linked together are called ___________.
a. alcohol
b. polymers
c. protein
d. lipid
Alcohols and organic acids are both ___________ hydrocarbons?
a. aromatic
b. saturated
c. substituted
d. unsaturated
The units of polymers are __________.
a. monomers
b. isomers
c. plastics
d. carbohydrates
__________ is a specific type of compound formed when an -OH group replaces one or more hydrogen atoms in a hydrocarbon.
a. alcohol
b. lipid
c. polymer
d. carbohydrate
A carbohydrate contains twice as many hydrogen atoms than it has oxygen atoms.
a. True
b. False
___________ are polymers formed from organic compounds called amino acids.
a. polymer
b. protein
c. lipid
d. sugar
A ______ ___________ is a hydrocarbon containing only single bonds.
a. substituted hydrocarbon
b. saturated hydrocarbon
c. unsaturated hydrocarbon
d. organic compound
Some examples of ____________ are enzymes and hemoglobin.
a. carbohydrates
b. lipids
c. nucleic acids
d. proteins
Energy farming is the growing of plants for use of fuel.
a. true
b. false
If a carbohydrate has 16 oxygen atoms, how many hydrogen atoms does it have?
a. 4
b. 8
c. 16
d. 32
A hydrocarbon that has one or more of its hydrogen atoms replaced or substituted by atoms of other elements is known as a _________ _________.
a. saturated hydrocarbon
b. aromatic compound
c. substituted hydrocarbon
d.unsaturated hydrocarbon
A _____________ ___________ is a hydrocarbon containing at least one double or triple bond between carbons.
a. substituted hydrocarbon
b. saturated hydrocarbon
c. unsaturated hydrocarbon
d. organic compound
This type of compound contains the benzene ring structure.
a. organic compound
b. aromatic compound
c. military compound
d. polymer
A Lipid is a fat, oil, or related compound.
a. True
b. False
Cholesterol is a type of ________.
a. sugar
b. starch
c. protein
d. lipid
Describe how a pheromone works.
Short answers will vary.
Why can carbon form so many organic compounds?
Short answers will vary.
____________ is formed from plant and animal waste.
a. alcohol
b. gasohol
c. carbohydrate
d. biogas
DNA is made up of _______.
a. amino acids
b. nucleotides
c. polymers
d. carbohydrates
Polymers that control the activities and reproduction of cells are _______ _____.
a. nucleic acid
b. polymer
c. protein
d. energy farming
Ethanol is made C2 H5 OH
Is ethanol a carbohydrate?
Short answers will vary.