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Test Description: Chapter 2 Review
Instructions: Answer all questions to get your test result.
1) Cholesterol is which type of macromolecule?
A
nucleic acid
B
carbohydrate
C
protein
D
lipid
2) Genetic information is stored in which macromolecule?
A
glucose
B
starch
C
DNA
D
lipid
3) Which best describes lipid vacuoles?
A
storage compartments
B
contained in mitochondria
C
lipids
D
proteins
4) Which is true of fermentation?
A
produces lots of ATP
B
does not generate energy
C
does not require oxygen
D
occurs in mitochondria
5) Which process eliminates substances from cells in vesicles?
A
exocytosis
B
photosynthesis
C
endocytosis
D
osmosis
6) Which process do plant cells use to capture and store energy from sunlight?
A
photosynthesis
B
endocytosis
C
glycolysis
D
fermentation
7) Which transport process requires the use of a cell's energy?
A
facilitated diffusion
B
osmosis
C
diffusion
D
active transport
8) Diffusion differs from active transport processes because it
A
needs none of a cell's energy
B
moves substances in a cell
C
forces large molecules from a cell
D
keeps a cell's boundary intact
9) Which explains why the ratio of cell surface area to volume affects the cell size? Cells with a high surface-to-volume ratio
A
suffer from diseases frequently
B
transport substances effectively
C
produce waste products slowly
D
consume energy efficiently
10) Which macromolecule is made from amino acids?
A
nucleic acid
B
protein
C
lipid
D
carbohydrate
11) Which organelle is used to store water?
A
chloroplast
B
nucleus
C
lysosome
D
vacuole
12) The process by which vesicles move substances out of a cell is _______
A
exocytosis
B
endocytosis
C
diffusion
D
osmosis
13) What is limited by a cell's surface-area-to-volume ratio?
A
cell surface area
B
cell size
C
cell volume
D
cell shape
14) A process used by plants to convert light energy into food energy is __________
A
chemostesis
B
photosynthesis
C
active transport
D
diffusion
15) Which contains pigments that absorb light energy?
A
vacuole
B
nucleus
C
mitochondrion
D
chloroplast
*select an answer for all questions
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