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1st Semester
Test Description: 1st Semester
Instructions: Answer all questions to get your test result.
1) Where is the hereditary information stored in an animal cell?
A
Mitochondrion
B
Cytoplasm
C
Cell Membrane
D
Nucleus
2) Which of the following is not an organelle?
A
Cell Membrane
B
Gene
C
Nucleus
D
Vacuole
3) Which of the following parts of plants are made of cells?
A
The flowers, but not stems
B
Neither the stems nor the flowers
C
Both the flowers and the stems
D
The stems, but not the flowers
4) What is TRUE about the size and shape of cells?
A
All cells are the same shape, but not all cells are the same size.
B
All cells are the same size and shape.
C
All cells are the same size, but not all cells are the same shape.
D
Different cells can have both different sizes and different shapes.
5) Which protist is covered with cilia?
A
Paramecium
B
Amoeba
C
Euglena
D
Volvox
6) Which protist moves by forming pseudopods?
A
Paramecium
B
Volvox
C
Euglena
D
Amoeba
7) Which two protists share a feature with plant cells?
A
Euglena and Paramecium
B
Amoeba and Euglena
C
Euglena and Volvox
D
Volvox and Paramecium
8) What structure regulates the movement of water into and out of a cell?
A
Nucleus
B
Mitochondrion
C
Cell Wall
D
Cell Membrane
9) What do flagella and cilia have in common?
A
These organelles are only found in plant cells.
B
They both contribute to the processing of food for the cell.
C
Both organelles store water and remove waste.
D
They are essential to the locomotion of certain organisms.
10) The name euglena is derived from two Greek words meaning “good eyeball.” This name refers to the presence of a reddish eyespot on the euglena’s body. What does this eyespot help the euglena find?
A
Light
B
Transportation
C
Water
D
Food
11) Which of the following is a LONG-TERM effect of air pollution on the human body?
A
coughing
B
lung cancer
C
irritation to the eyes
D
headaches
12) Which of the following is a primary pollutant?
A
rain
B
smog
C
ozone
D
vehicle exhaust
13) Why does warm air rise and cold air sink?
A
because warm air is denser than cold air
B
because cold air is less dense than warm air
C
because warm air is less dense than cold air
D
because warm air has less pressure than cold air does
14) Why does the temperature of different layers of the atmosphere vary?
A
The amount of energy radiated from the sun varies
B
Air temperature increases as altitude increases
C
Because of interference by humans
D
Because of the composition of gases in each layer
15) Why is it important for the United States to monitor air pollution levels in other countries?
A
Air pollution can improve the ozone layer amounts in the atmosphere.
B
Air pollution can travel to the United States and affect people’s health.
C
The United States is the only country able to monitor the air quality.
D
The United States has clean air and is able to help other countries.
16) Which BEST explains how the Coriolis Effect influences weather conditions?
A
It causes winds to destroy the world.
B
It causes winds to move in a curving path around Earth.
C
It causes winds to follow a straight-line path around Earth.
D
It causes winds to rotate, forming tornadoes on Earth.
17) How does the convection of air produce thunderstorms?
A
by causing both warm air and cold air to sink
B
by causing both warm air and cold air to rise
C
by causing warm air to rise and cold air to sink
D
by causing warm air to sink and cold air to rise
18) Which occurs within a high-pressure system?
A
large clouds, as air rises
B
the formation of tornados
C
the formation of hurricanes
D
clear skies, cooler temperatures
19) How does the temperature of the stratosphere compare to the mesosphere?
A
It is colder than the mesosphere because the stratosphere contains the ionosphere.
B
It is warmer than the mesosphere because the stratosphere contains the ionosphere.
C
It is warmer than the mesosphere because the stratosphere contains the ozone layer.
D
It is colder than the mesosphere because the stratosphere contains the ozone layer.
20) Why does air pressure decrease from the troposphere to the exosphere?
A
There are lower temperatures as attitude increases.
B
There are higher temperatures as altitude increases.
C
There are more air molecules as altitude increases.
D
There are fewer air molecules as altitude increases.
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