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