AnswersPA Human Anatomy Physiology A 2026-2027 SMITH ICElements of Living Organisms

Animal and Plant Cells Answers

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1
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Which organelle is used as temporary storage for water, waste products, food, and other cellular material?

A
mitochondrion
B
lysosome
C
centriole
D
vacuole
2
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Consider this animal cell.Which organelle is responsible for producing the energy for cellular processes?

Question illustration
A
organelle A
B
organelle E
C
organelle F
D
organelle G
3

What does it mean for a membrane to be selectively permeable?

A
Only certain molecules are allowed to pass through.
B
The membrane is rigid and only allows water to pass through.
C
All types of molecules are able to pass into the cell.
D
The membrane is rigid and nothing can enter or leave the cell.
4

Consider this animal cell.What is the function of the small, dark organelles labeled E?

Question illustration
A
They contain enzymes for the digestion of old cell parts.
B
They regulate what enters and leaves the cell.
C
They produce proteins for the cell.
D
They store water and other materials.
5

Which organelle captures the energy from sunlight and converts it to chemical energy, and in which cells could it be found?

A
the Golgi apparatus, which can be found in lung cells of animals
B
lysosomes, which can be found in all cells of grasses
C
ribosomes, which can be found in muscle cells of humans
D
chloroplasts, which can be found in leaf cells of trees
6

Which statement is true about a cell wall but not a cell membrane?

A
It forms the outer layer of a cell.
B
It gives an animal cell its shape.
C
It is selectively permeable.
D
It is made mostly of cellulose.
7

Which term describes an extensive network of tubes, sacs, and vesicles throughout a cell that provides transport as its main function?

A
cell membrane
B
endoplasmic reticulum
C
centriole
D
cell wall
8

Which statement about the cell membrane is true?

A
It contains cellulose and sugars that are involved in communication.
B
It is present in animal cells only.
C
It is rigid and elastic for supporting the cell’s shape.
D
It prevents harmful substances from entering a cell.
9

Which is a structure that directs the cell's activities?

A
nucleus
B
Golgi apparatus
C
ribosome
D
mitochondrion
10

Which is a tough and rigid layer that surrounds plant cells, as well as some algal and bacterial cells?

A
cell wall
B
centriole
C
nucleus
D
cell membrane
11

A student constructs a Venn diagram to compare the organelles in plant and animal cells.Venn Diagram of Plant and Animal CellsWhich organelle should be listed under “Both” in the diagram?

Question illustration
A
centriole
B
mitochondrion
C
chloroplast
D
cell wall
12

Which statement about the cell membrane is true?

A
It contains cellulose and sugars that are involved in communication.
B
It is present in animal cells only.
C
It is rigid and elastic for supporting the cell’s shape.
D
It prevents harmful substances from entering a cell.
13

Consider this animal cell.What is the function of the small, dark organelles labeled E?

Question illustration
A
They contain enzymes for the digestion of old cell parts.
B
They regulate what enters and leaves the cell.
C
They produce proteins for the cell.
D
They store water and other materials.
14

A student constructs a Venn diagram to compare the organelles in plant and animal cells.Venn Diagram of Plant and Animal CellsWhich organelle should be listed under “Plant Only” in the diagram?

Question illustration
A
centriole
B
vacuole
C
lysosome
D
chloroplast
15

Consider this animal cell.Which organelle is responsible for producing the energy for cellular processes?

Question illustration
A
organelle A
B
organelle E
C
organelle F
D
organelle G
16

What does it mean for a membrane to be selectively permeable?

A
Only certain molecules are allowed to pass through.
B
The membrane is rigid and only allows water to pass through.
C
All types of molecules are able to pass into the cell.
D
The membrane is rigid and nothing can enter or leave the cell.
17

Which organelle is used as temporary storage for water, waste products, food, and other cellular material?

A
mitochondrion
B
lysosome
C
centriole
D
vacuole
18

Which organelle captures the energy from sunlight and converts it to chemical energy, and in which cells could it be found?

A
the Golgi apparatus, which can be found in lung cells of animals
B
lysosomes, which can be found in all cells of grasses
C
ribosomes, which can be found in muscle cells of humans
D
chloroplasts, which can be found in leaf cells of trees
19

A student is examining leaf cells. Which organelles are missing from the cells?

A
ribosomes
B
chloroplasts
C
centrioles
D
mitochondria

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