Georgia Science Grade 7

Chapter 3: Cell Processes

Cell Processes

1
Water is a/an __________.
A)compound
B)enzyme
C)lipid
D)element
2
What is the transport and storage structure in a cell's cytoplasm?
A)vesicles
B)nucleus
C)cell membrane
D)inorganic compounds
3
Which of these processes releases energy?
A)exocytosis
B)fermentation
C)diffusion
D)respiration
4
Which of these is matter?
A)rocks
B)heat
C)nuclear power
D)sunlight
5
Which of these is an inorganic compound?
A)sugars
B)fats
C)phospholipids
D)hydrochloric acid
6
Plants make food through __________.
A)osmosis
B)atoms
C)nitrogen
D)photosynthesis
7
At least 60 percent of a humans body weight consists of water. About how many pounds of water does a 140-pound person's body have?
A)140
B)840
C)48
D)84
8
Some one-celled organisms take in food through __________.
A)enzymes
B)lipids
C)mitosis
D)endocytosis
9
Which process happens when vesicles release their contents outside the cell?
A)photosynthesis
B)chemical reactions
C)exocytosis
D)passive transport
10
What stops the process of diffusion in cells?
A)elements
B)equilibrium
C)vesicles
D)respiration
11
Which of these is an example of passive transport?
A)ions
B)RNA
C)endocytosis
D)osmosis
12
When two or more substances mix evenly, they form a __________.
A)producer
B)chloroplast
C)vesicle
D)solution
13
Why are plants green?
A)They contain eggs and sperm.
B)They contain milk.
C)They contain chlorophyll.
D)They contain marrow.
14
Genetic material is found in which organic compound?
A)carbohydrates
B)nucleic acid
C)proteins
D)sodium bicarbonate
15
You use a washing machine to get dirt off of your clothes. The machine is like __________ in cells.
A)enzymes
B)glucose
C)carbon
D)proteins
16
Which of these is a form of energy?
A)heat
B)snails
C)air
D)atoms
17
Which two elements make up most of your body?
A)calcium and silver
B)sulfur and gold
C)chlorine and magnesium
D)oxygen and carbon
18
Where is most of your body's water located?
A)in the brain
B)around the heart
C)outside body cells
D)within body cells
19
__________ allows some things to enter and leave cells, while keeping other things in the cell or keeping other things out of the cell.
A)Osmosis
B)Fermentation
C)Metabolism
D)A selectively permeable membrane
20
Which of these is an organic compound?
A)lipids
B)potassium chloride
C)water
D)calcium phosphate
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