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Chapter 2 Review
Test Description: Review organic chemistry concepts and the chemical properties of water.
Instructions: Answer all questions to get your test result.
1) What are the 6 "elements of life"?
A
carbon, hydrogen, nitrogen, oxygen, phosphorus and sodium
B
carbon,hydrogen, nitrogen, oxygen, phosphorus and sulfur
C
carbon, helium, nitrogen, oxygen, phosphorus and sulfur
D
carbon, hydrogen, calcium, oxygen, phosphorus and sulfur
2) What element is found in all organic compounds?
A
nitrogen
B
calcium
C
phosphorus
D
carbon
3) Which 2 macromolecules are made of C,H, and O?
A
lipids and proteins
B
carbohydrates and proteins
C
nucleic acids and carbohydrates
D
lipids and carbohydrates
4) What part of an atom, enables atoms to bond with one another?
A
neutrons and electrons
B
protons
C
protons and electrons
D
electrons
5) What is the ratio of hydrogen to oxygen in carbohydrates?
A
2:1
B
5:3
C
7:2
D
4:1
6) What type of bond can be thought of as two people sharing an umbrella?
A
ionic
B
covalent bonds
C
peptide bonds
D
double carbon bonds
7) Which of the following is a monosaccharide?
A
starch
B
glucose
C
maltose
D
sucrose
8) What monomers make up proteins?
A
nucleotides
B
amino acids
C
sugars
D
disaccharides
9) What 2 elements make up a molecule of water?
A
carbon and oxygen
B
hydrogen and carbon
C
oxygen and nitrogen
D
hydrogen and oxygen
10) What macromolecule is used for quick energy?
A
lipids
B
carbohydrates
C
proteins
D
nucleic acids
*select an answer for all questions
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