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