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Trimester 2 Final Review.
Test Description: Review for the trimester 2 final
Instructions: Answer all questions to get your test result.
1) Diffusion is the movement of chemicals from an area of _________ concentration to an area of ____________ concentration
A
low, medium
B
medium, high
C
low, high
D
high, low
2) Surface area is an important factor in limiting cell growth because
A
the exchange of vital materials such as oxygen and food, cannot occur rapidly enough to sustain the cell
B
it would result in mutations
C
the cell can burst if the membrane becomes too large
D
materials cannot enter the cell
3) The 3 basic parts of a complete cell are the
A
cell membrane, cytoplasm, and mitochondria
B
DNA, cell membrane, and cytoplasm
C
nucleus, chromosomes, and DNA
D
cytoplasm, organelles, and cell membrane
4) Which is NOT true of the nucleus
A
the nucleus provides energy to the cell
B
the nucleus contains the hereditary material
C
the nucleus transmits the hereditary material
D
the nucleus controls most activities in the cell
5) The structure that regulates what enters and leaves the cell is called
A
the nuclear membrane
B
the nucleus
C
the cell wall
D
the cell membrane
6) What is an enzyme?
A
storage of genetic information
B
a specialized protein that acts to start or speed up chemical reactions in living organisms
C
the untwisting and unzipping of DNA
7) The compound cellulose is a major component of
A
the nucleolus
B
the nucleus
C
the cell membrane
D
the cell wall
8) the dispersal of ammonia fumes throughout a room is an example of
A
active transport
B
osmosis
C
phagocytosis
D
diffusion
9) The term selectively permeable is best appled to
A
the mitochondrion
B
the nucleus
C
the cell membrane
D
the cell wall
10) The process by which water passes into a cell is called
A
active transport
B
diffusion
C
osmosis
D
phagocytosis
11) Cell division in multicellular organisms account for all of the following except
A
repairing bones
B
healing cuts
C
appetite
D
growth
12) the production of offspring from one parent is called
A
replication
B
sexual reproduction
C
meiosis
D
asexual reproduction
13) What is a non renewable resource?
A
something that can be replenished through natural processes
B
Example is wood, cotton, air, water, sun, soil
C
something that once it is used cannot be replaced
14) Why do cells divide?
A
replacement, want, growth, and reproduction
B
replacement, need, want, and drive
C
replacement, repair, and learning
D
replacement, repair, growth, and reproduction
15) Gamates are
A
sexual reproductive cells
B
end products of mitosis
C
special vegetative cells
D
dound only in invertebrates
16) Organic compounds contain
A
nitrogen
B
oxygen
C
carbon
D
hydrogen
17) The oricess used to put molecules together is
A
rehydration
B
dehydration synthesis
C
synthesis
D
hydrolysis
18) The major difference between DNA and RNA is
A
Uracil is found in DNA
B
RNA is single stranded
C
only DNA is found in humans
D
DNA leaves the nucleus
19) Fatty acids and amino acids contain a group of elements (COOH-) which is called the
A
Amino group
B
Carboxyl group
C
Hydroxyl group
D
Nitrogen group
20) A molecule made up of three or more amino acids is called a
A
dipeptide
B
nucleic acid
C
polypeptide
D
polysaccharide
*select an answer for all questions
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