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WorksheetsChemical Level of Organization
Total questions: 30
Worksheet time: 15mins
Name
Class
Date
1.
uncharged subatomic partical
a)
proton
b)
neutron
c)
electron
d)
atoms
2.
area around the nucleus of an atom that contains negatively charged subatomic particles
a)
electron cloud
b)
active site
c)
buffer cloud
d)
electron helix
3.
Found in all organic compounds
a)
CHON
b)
CHOP
c)
CHONP
d)
CHO
4.
Combo of atoms containing two or more different elements
a)
compound
b)
molecule
c)
mixture
d)
isotope
5.
Two hydrogen atoms and one oxygen atom in combination is called
a)
oxygen molecule
b)
carbon dioxide molecule
c)
water molecule
d)
hydroxyle molecule
6.
The sharing of electrons unequally in water makes it a
a)
nonpolar molecule
b)
polar molecule
c)
ionic molecule
d)
oxygen covalent molecule
7.
Type of triglyceride that contains double covalent bonds between the carbons of its fatty acid tail
a)
saturated fat
b)
unsaturated fat
c)
phospholipid
d)
steriod
8.
Reaction that creates larger molecules as the product.
a)
hydrolysis
b)
dehydration synthesis
c)
exergonic
d)
dissociation
9.
N2 + 3H2 ----> 2NH3 would be an example of
a)
hydrolysis
b)
dehydration synthesis
c)
decomposition reaction
d)
exchange reaction
10.
catalyzes chemical reactions
a)
monosaccharides
b)
lactose
c)
lipid
d)
enzyme
11.
To catalyze a chemical reaction means to _______ the activation energy required to complete the chemical reaction.
a)
raise
b)
lower
c)
keep at the same level
d)
Blah, blah, blah
12.
Which of the following is not an inorganic compound?
a)
water
b)
salts
c)
acids
d)
nucleic acids
13.
A solution with more hydrogen ions than hydroxide ions is said to be
a)
acidic
b)
basic
c)
neutral
d)
alkaline
14.
The pH of normal human blood is
a)
1.2
b)
7.4
c)
14.0
d)
8.3
15.
________ is a term used for chemicals that perform neutralizing reactions to maintain your internal pH of our blood at homeostatic levels.
a)
Enzymes
b)
Electrolytes
c)
Metabolites
d)
Buffers
16.
Primary quick source of energy for the cell
a)
carbohydrate
b)
lipid
c)
protein
d)
nucleic acid
17.
Most hormones are actually which organic compound
a)
carb
b)
lipid
c)
nucleic acid
d)
PROTEIN
18.
energy source, energy storage, and insulation
a)
carb
b)
lipid
c)
protein
d)
nucleic acid
19.
Enzymes are
a)
carbs
b)
lipids
c)
proteins
d)
nucleic acids
20.
Substrate molecules bind to enzymes at the
a)
allosteric site
b)
modification site
c)
reaction site
d)
active site
21.
monomer unit of proteins
a)
monosaccharide
b)
fatty acid
c)
glycerol
d)
amino acid
22.
Which is unique only to RNA
a)
Thymine nitrogenous base
b)
Uracil nitrogenous base
c)
Having a sugar/phosphate backbone
d)
Deoxyribose sugar
23.
What would be the complimentary base for Adenine on a DNA molecule?
a)
Uracil
b)
Guanine
c)
Cytosine
d)
Thymine
24.
an RNA nucleotide could consists of which of the following
a)
deoxyribose sugar, phosphate
b)
ribose sugar, phosphate, and nitrogen base thymine
c)
ribose sugar, phosphate, and nitrogen base adenine
d)
deoxyribose sugar, phosphate, and nitrogen base thymine
25.
Which is correct?
a)
lipid - ultimately manufactures proteins which give us our traits
b)
DNA - controls reaction rates
c)
Protain- comprises majority of cell membranes
d)
Carbohydrate - major quick source of energy
26.
Remember our pepper trick? Since water is ______, weak hydrogen bonds form between the positive end of one water molecule and the negative end of another water molecule. Why did the pepper "run"?
a)
The weak hydrogen bond were broken, and the water molecules flipped.
b)
They were turned into nonpolar molecules.
c)
Pepper trick?????
d)
I have no idea what planet I am on.
27.
When an enzyme is exposed to an environment that is outside of its range of tolerance it will ______
a)
form its quaternary shape
b)
freeze in current shape
c)
lysis
d)
Denature
28.
This chapter is all about
a)
tissue level of organization
b)
organ system level of organization
c)
cellular level of organization
d)
chemical level of organization
29.
Your anatomy teacher's name is
a)
Mrs. Eilers
b)
Ms. Eilers
c)
Mrs. Ellers
d)
Mrs. Uhhhhhhhhhhhh
30.
ATP is a special nucleotide and equals
a)
energy for me
b)
energy for some
c)
a nucleotide on in DNA
d)
a nucleotide only in RNA
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