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WorksheetsChapter 2 - Vocab Pretest
Total questions: 24
Worksheet time: 12mins
Name
Class
Date
1.
A _____________ is one or more sugar molecules.
a)
carbohydrate
b)
lipid
c)
protein
d)
nucleic acid
2.
The ____________ states that living things are made of one or more cells; the cell is the smallest unit of life; and that new cells come from preexisting cells.
a)
cytoskeleton
b)
cell theory
c)
nuclear theory
d)
organelle
3.
_________ are large macromolecules that does not dissolve in water.
a)
proteins
b)
carbohydrates
c)
nucleic acids
d)
lipids
4.
A __________ is a substance that forms by joining many small molecules together. The prefix means "large or long."
a)
cytoplasm
b)
macromolecule
c)
organelle
d)
exocytosis
5.
A __________ is a macromolecule that forms when a long chain of nucleotides join together.
a)
protein
b)
nucleic acid
c)
lipid
d)
carbohydrate
6.
A _______________ is a long chain of amino acid molecules.
a)
protein
b)
lipid
c)
carbohydrate
d)
nucleic acid
7.
A ____________ protects the inside of the cell from the environment.
a)
cell wall
b)
cytoplasm
c)
cell membrane
d)
nucleus
8.
A __________ is a stiff structure outside of the cell membrane.
a)
chloroplast
b)
cytoskeleton
c)
envelope
d)
cell wall
9.
A __________ is a membrane-bound organelle that uses light energy and makes food.
a)
chloroplast
b)
mitochondria
c)
nucleus
d)
cell membrane
10.
The ________ is a fluid inside a cell that contains salts and other molecules.
a)
cytoskeleton
b)
cytoplasm
c)
nucleus
d)
diffusion
11.
The _______ is a network of threadlike proteins inside a cell that give the cell its shape.
a)
cytoplasm
b)
cytoskeleton
c)
organelle
d)
envelope
12.
The _________ directs all cell activities and contains DNA.
a)
cell membrane
b)
lipids
c)
nucleus
d)
mitochondria
13.
A _________ is a membrane-bound cell structure with a specialized function.
a)
organelle
b)
macromolecule
c)
envelope
d)
endocytosis
14.
___________ is the movement of substance through a cell membrane using the cell's energy.
a)
diffusion
b)
active transport
c)
glycolysis
d)
fermentation
15.
________ is the movement from an area of higher concentration to an area of lower concentration.
a)
endocytosis
b)
exocytosis
c)
diffusion
d)
photosynthesis
16.
___________ is the process during which a cell takes in a substance by surrounding it with the cell membrane.
a)
endocytosis
b)
exocytosis
c)
facilitated diffusion
d)
glycolysis
17.
___________ is the process during which a cell's vesicles release their contents outside the cell.
a)
facilitated diffusion
b)
endocytosis
c)
exocytosis
d)
cellular respiration
18.
___________ is a type of passive transport in which molecules pass through a cell membrane using transport proteins.
a)
facilitated diffusion
b)
osmosis
c)
fermentation
d)
photosynthesis
19.
________ is the diffusion of water molecules only through a membrane.
a)
facilitated diffusion
b)
osmosis
c)
fermentation
d)
photosynthesis
20.
__________ is the movement of substance through a cell membrane without using energy.
a)
active transport
b)
passive transport
c)
glycolysis
d)
photosynthesis
21.
___________ is the series of chemical reactions that convert energy in food molecules into ATP.
a)
cellular respiration
b)
fermentation
c)
osmosis
d)
photosynthesis
22.
_______ is the reaction used to obtain energy from food when oxygen levels are low.
a)
glycolysis
b)
photosynthesis
c)
fermentation
d)
diffusion
23.
__________ is the process by which glucose is broken down.
a)
fermentation
b)
osmosis
c)
photosynthesis
d)
glycolysis
24.
___________ is a series of reactions that convert light energy, water, and CO2 into glucose and give off oxygen.
a)
fermentation
b)
photosynthesis
c)
exocytosis
d)
diffusion
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