WorksheetsUnit 2: Cells
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
Which diagram shows a plant cell?
a)
A
b)
B
c)
C
d)
D
2.
Why do some root cells have root hairs?
a)
for the maintenance of the temperature of the cell sap
b)
to increase the surface area of the cell and absorb water
c)
to increase the volume of the cell sap
d)
to provide a place for cell nuclei
3.
The diagram below shows four specialized cells. Which feature is not present in all of these cells?
a)
cell membrane
b)
cytoplasm
c)
cilia
d)
nucleus
4.
The diagram shows a plant cell. Which labeled structures are found in plant cells but not in animal cells?
a)
P and Q
b)
Q and R
c)
R and S
d)
S and T
5.
Which structure is adapted for supporting a plant stem?
a)
phloem tissues
b)
root hair cells
c)
stomata
d)
xylem vessels
6.
Which describes the structure and function of a red blood cell?
a)
A
b)
B
c)
C
d)
D
7.
The diagram shows some liver cells as they appear under the microscope. How many cell walls can be seen?
a)
0
b)
2
c)
3
d)
5
8.
Which structure is at a different level of organization from the other three?
a)
kidney
b)
liver
c)
ciliated cell
d)
heart
9.
Which diagram shows one organ only?
a)
A
b)
B
c)
C
d)
D
10.
What are the levels of organization of: the muscle wall of the heart; the heart?
a)
A
b)
B
c)
C
d)
D
11.
The heart, arteries, veins, and blood are an example of:
a)
a cell
b)
a tissue
c)
an organ
d)
an organ system
12.
The diagram shows a student’s drawing of a mesophyll cell. Which label line is incorrect?
a)
A. Cell Wall
b)
B. Cell Membrane
c)
C. Cytoplasm
d)
D. Nucleus
13.
The diagram shows a structure found in the human body. This is an example of…
a)
an organ
b)
an organism
c)
an organ system
d)
a tissue
14.
In which labeled part of the palisade mesophyll cell does photosynthesis occur, and where is DNA stored?
a)
Photosynthesis oocurs in Y / DNA is stored in Z
b)
Photosynthesis oocurs in W / DNA is stored in Y
c)
Photosynthesis oocurs in X / DNA is stored in X
d)
Photosynthesis oocurs in Y / DNA is stored in W
15.
What is the function of the ciliated cell?
a)
Carries impulses and information around the body.
b)
Movement of mucus in the lungs, trachea and bronchi.
c)
Photosynthesis.
d)
Transport of water and ions, and support.
16.
What is the function of the Xylem Vessels?
a)
Carries impulses and information around the body.
b)
Movement of mucus in the lungs, trachea and bronchi.
c)
Photosynthesis.
d)
Transport of water and ions, and support.
17.
What is the function of the Nerve cells?
a)
Carries impulses and information around the body.
b)
Movement of mucus in the lungs, trachea and bronchi.
c)
Photosynthesis.
d)
Transport of water and ions, and support.
18.
What is the function of the Palisade Mesophyll cell?
a)
Carries impulses and information around the body.
b)
Movement of mucus in the lungs, trachea and bronchi.
c)
Photosynthesis.
d)
Transport of water and ions, and support.
19.
What is the formula for magnification?
a)
Magnification = Image Size / Actual Size
b)
Magnification = Actual Size / Image Size
c)
Magnification = Image Size X Actual Size
d)
Magnification = Actual Size X Image Size
20.
What is the formula for Actual Size?
a)
Actual Size = Magnification / Image Size
b)
Actual Size = Image Size / Magnification
c)
Actual Size = Magnification X Image Size
d)
Actual Size = Image Size + Magnification
100 %
