Question 1
Question
If you wanted to get a lot of quick energy before a soccer match, which macromolecule would your body need to break down?
Answer
-
Protein
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Nucleic Acid
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Carbohydrate
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Lipid
Question 2
Question
Which type of atom is not found in lipids?
Answer
-
carbon
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phosphorous
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hydrogen
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oxygen
Question 3
Question
Unlike saturated fatty acids, unsaturated fatty acids contain what kind of bonds between carbon atoms?
Answer
-
double
-
single
-
hydrogen
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covalent
Question 4
Question
Unlike saturated fatty acids, unsaturated fatty acids contain what kind of bonds between carbon atoms?
Answer
-
double
-
single
-
hydrogen
-
covalent
Question 5
Question
Which are examples of carbohydrates?
Answer
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starch, glucose, fructose
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cellulose, glycogen, protease
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cholesterol, wax, carcinogen
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trypsin, lipase, testosterone
Question 6
Question
What is the function of lipids?
Answer
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used as cell receptors, enzymes, and transport molecules in the human body
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used as the main energy source for plants
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stores hereditary information in bacteria
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used as insulation for marine arctic animals
Question 7
Question
An enzyme _____ the activation energy needed to achieve a chemical reaction.
Answer
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stabilizes
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raises
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lowers
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eliminates
Question 8
Question
An appropriate enzyme to catalyze a reaction involving the imaginary substance camelsine would be ___.
Answer
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camelose
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cameline
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camelise
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camelase
Question 9
Question
Nucleotides consist of which three structures?
Answer
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amino acids, lipids, and carbohydrates
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a sugar, a phosphate, and a nitrogen base
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glycerol, lipid, triglyceride
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adenine, cytosine, guanine
Question 10
Question
What elements are found in all organic molecules?
Answer
-
carbon and oxygen
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carbon and nitrogen
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carbon and hydrogen
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hydrogen and oxygen
Question 11
Question
The charge of the oxygen atom that makes up water is slightly ___.
Answer
-
positive
-
negative
-
unstable
-
neutral
Question 12
Question
The four organic macromolecules of life include all of the following EXCEPT
Answer
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proteins
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nucleic acids
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carbohydrates
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salts
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lipids
Question 13
Question
The breakdown of polymers into monomers occurs through a process known as
Answer
-
dehydration synthesis
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condensation reaction
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capillary action
-
hydrolysis
Question 14
Question
When many monomers are linked they make up a [blank_start]polymer[blank_end].
Question 15
Question
A large polymer is also called a/an
Answer
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macromolecule
-
enzyme
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polysaccharide
-
monomer
Question 16
Question
A substance that produces an excess of hydroxide (OH-) ions in water is a [blank_start]base[blank_end].
Question 17
Question
Water is classified as a [blank_start]polar[blank_end] molecule because it has a negatively charged oxygen and positively charged hydrogens.
Question 18
Question
Glycogen (storage form of glucose molecules in animals), starch (storage form of glucose in plants), and cellulose (glucose monomer chain that gives rigidity to plants) are all called:
Answer
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polypeptides
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polysaccharides
-
monosaccharides
-
polyanna
Question 19
Question
A substance that produces an excess of hydrogen (H+) ions in water is a(n) [blank_start]acid[blank_end].
Question 20
Question
Select all the elements that are found in lipids.
Answer
-
carbon
-
oxygen
-
hydrogen
-
sulur
-
Nitrogen
-
Phosphorous
Question 21
Question
Which macromolecule includes fats, oils, waxes, phospholipids, and steroids.
Answer
-
lipids
-
proteins
-
carbohydrates
-
nucleic acids
Question 22
Question
Plants store glucose in the form of a polysaccharide called cellulose.
Question 23
Question
The term hydrophobic means water fearing.
Question 24
Question
Which of the following sugars is a disaccharide?
Answer
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glucose
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sucrose
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fructose
-
starch
Question 25
Question
The type of bond which holds water molecules to each other is called a [blank_start]hydrogen bond.[blank_end]
Question 26
Question
A pH of 7 signifies?
Answer
-
a salt solution
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an acidic solution
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a neutral solution
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a basic solution
Question 27
Question
The polar compound which is the universal solvent and has the unique properties of adhesion, capillary action, and cohesion is [blank_start]water[blank_end].
Question 28
Question
Lipids that are solid at room temperature are usually saturated.
Question 29
Question
The process by which monomers link together to form polymers is called the ____.
Answer
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polarization
-
hydrolysis
-
dehydration synthesis
-
hydrolization
Question 30
Question
Which of the following is NOT a property of water?
Answer
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nonpolar
-
cohesion
-
hydrogen bonding
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capillary action
-
adhesion
Question 31
Question
This structure contains which functional group.
Answer
-
amino
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alcohol
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carboxyl
-
hydroxyl
Question 32
Question
Glucose, fructose and galactose are simple sugars also known as:
Answer
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monosaccharides
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polysaccharides
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monopeptides
-
polymers
Question 33
Question
A protein catalyst that speeds up the chemical reaction within an organism
Answer
-
homeostasis
-
protein
-
enzyme
-
metabolism
Question 34
Question
Macromolecules that include sugars, starches, and cellulose
Answer
-
proteins
-
nucleic acids
-
lipids
-
carbohydrates
Question 35
Question
Large complex molecules composed of many smaller molecules called amino acids are
Answer
-
lipids
-
carbohydrates
-
nucleic acids
-
proteins
Question 36
Question
Which of the following is NOT one of the elements found in macromolecules?
Answer
-
nitrogen, N
-
hydrogen, H
-
carbon, C
-
oxygen, O
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calcium, Ca
Question 37
Question
Which functional group is shown in this compound?
Answer
-
hydrocarbon
-
alcohol
-
carboxyl
-
amino
Question 38
Question
What is the function of protein molecules?
Answer
-
used as cell receptors, enzymes, and transport molecules in the human body
-
Insulation in animals.
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Quick source of energy
-
Storing genetic information
Question 39
Question
What functional groups are found in this molecule?
Answer
-
carboxyl
-
hydroxyl
-
phosphate
-
amino