Science Question Preview (ID: 34038)


Chapter 2 Review. TEACHERS: click here for quick copy question ID numbers.

Which organelle is used to store water?
a) chloroplast
b) lysosome
c) nucleus
d) vacuole

Which macromolecule is made from amino acids?
a) lipid
b) protein
c) carbohydrate
d) nucleic acid

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) produce waste products slowly
c) suffer from diseases frequently
d) transport substances effectively

Diffusion differs from active transport processes because it
a) forces large molecules from a cell
b) keeps a cell's boundary intact
c) moves substances in a cell
d) needs none of a cell's energy

Which process do plant cells use to capture and store energy from sunlight?
a) endocytosis
b) fermentation
c) glycolysis
d) photosynthesis

Which transport process requires the use of a cell's energy?
a) diffusion
b) osmosis
c) active transport
d) facilitated diffusion

Which process eliminates substances from cells in vesicles?
a) endocytosis
b) exocytosis
c) osmosis
d) photosynthesis

Which is true of fermentation?
a) does not generate energy
b) does not require oxygen
c) occurs in mitochondria
d) produces lots of ATP

Which best describes lipid vacuoles?
a) lipids
b) proteins
c) contained in mitochondria
d) storage compartments

Genetic information is stored in which macromolecule?
a) DNA
b) glucose
c) lipid
d) starch

Cholesterol is which type of macromolecule?
a) carbohydrate
b) lipid
c) nucleic acid
d) protein

The process by which vesicles move substances out of a cell is _______
a) endocytosis
b) diffusion
c) exocytosis
d) osmosis

What is limited by a cell's surface-area-to-volume ratio?
a) cell shape
b) cell size
c) cell surface area
d) cell volume

A process used by plants to convert light energy into food energy is __________
a) chemostesis
b) diffusion
c) active transport
d) photosynthesis

Which contains pigments that absorb light energy?
a) chloroplast
b) mitochondrion
c) nucleus
d) vacuole

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