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Cells: The Basic Units Of Life
Test Description: 7th grade-use this to study for test!!!
Instructions: Answer all questions to get your test result.
1) Scientist Matthais Schleiden contributed to the cell theory by concluding that
A
all plant parts were made of cells.
B
the cell of plants and animals were the same.
C
all animal tissues were made of cells.
D
the cells of plants were different from those of animals.
2) Most cells are a very small size because
A
their volume is limited by how large their surface area is.
B
their volume does not increase.
C
their surface area-to-volume ratio is too small.
D
they don't have hard shells like eggs.
3) What cell part supports the cell and might be made of cellulose orchitin?
A
nucleus
B
ribosomes
C
cell wall
D
cell membrane
4) Energy released by a cell's mitochondrion is stored in
A
ATP.
B
RNA.
C
the ER.
D
DNA.
5) A cell's nucleus contains DNA, which carries genetic material with
A
instructions for how to make protein.
B
the endoplasmic reticulum.
C
ribosomes.
D
the cytoskeleton.
6) What cell parts carry materials between organelles such as the ER and the Golgi complex?
A
vacuoles
B
ribosomes
C
vesicles
D
lysosomes
7) Which part of the cell acts as the cell's delivery system?
A
mitochondria
B
cell wall
C
endoplasmic reticulum
D
nucleus
8) What part of the cell forms a barrier between the cell and its environment?
A
ribosome
B
nucleus
C
cholesterol
D
cell membrane
9) Prokaryotes that include such types as heat-loving, salt-loving, and methane-making.
A
fungi
B
bacteria
C
archaea
D
eukaryotes
10) An organelle that contains the cells DNA is the
A
lysosomes
B
cytoplasm
C
ribosome
D
nucleus
11) Leeuwenhoek called the single-celled organisms that he found in pond scum animalcules. Today we know them as
A
plant life
B
protists
C
fungi
D
animals
12) The function of a part of an organism is related to
A
its arragement of cells.
B
the shape of its parts.
C
its appearance under a microscope.
D
the structure of that part.
13) Larger size, longer life, and specialization are three advantages to being
A
eukaryote.
B
multicellular.
C
unicellular
D
prokaryote.
14) Which of the following statements is not part of the cell theory?
A
animals and plants share the same kinds of cells
B
all cells come from existing cells
C
all organisms are made up of one or more cells
D
the cell is the basic unit of all living things
15) What part of the cell keeps the cell membrane from collapsing?
A
cell wall
B
cytoskeleton
C
nucleus
D
cytoplasm
16) Ribosomes, the organelles that make proteins, are found on the membranes of the
A
mitochondria
B
vacuoles
C
cell wall
D
ER
17) Which of the following is true of each of the four levels of organization of living things?
A
Each is more specialized than the level below it.
B
Each performs the same functions as the level below it.
C
Each is more complex than the level below it.
D
Each contains larger cells that the level below it.
*select an answer for all questions
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