1st Semester Question Preview (ID: 40449)
1st Semester.
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Why does air pressure decrease from the troposphere to the exosphere?
a) There are fewer air molecules as altitude increases.
b) There are more air molecules as altitude increases.
c) There are higher temperatures as altitude increases.
d) There are lower temperatures as attitude increases.
How does the convection of air produce thunderstorms?
a) by causing warm air to sink and cold air to rise
b) by causing warm air to rise and cold air to sink
c) by causing both warm air and cold air to rise
d) by causing both warm air and cold air to sink
Which occurs within a high-pressure system?
a) the formation of tornados
b) the formation of hurricanes
c) large clouds, as air rises
d) clear skies, cooler temperatures
How does the temperature of the stratosphere compare to the mesosphere?
a) It is colder than the mesosphere because the stratosphere contains the ozone layer.
b) It is warmer than the mesosphere because the stratosphere contains the ozone layer.
c) It is colder than the mesosphere because the stratosphere contains the ionosphere.
d) It is warmer than the mesosphere because the stratosphere contains the ionosphere.
Which BEST explains how the Coriolis Effect influences weather conditions?
a) It causes winds to rotate, forming tornadoes on Earth.
b) It causes winds to move in a curving path around Earth.
c) It causes winds to destroy the world.
d) It causes winds to follow a straight-line path around Earth.
Why does the temperature of different layers of the atmosphere vary?
a) Air temperature increases as altitude increases
b) The amount of energy radiated from the sun varies
c) Because of interference by humans
d) Because of the composition of gases in each layer
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.
Which of the following is a LONG-TERM effect of air pollution on the human body?
a) irritation to the eyes
b) lung cancer
c) headaches
d) coughing
Which of the following is a primary pollutant?
a) ozone
b) smog
c) vehicle exhaust
d) rain
Why does warm air rise and cold air sink?
a) because warm air is less dense than cold air
b) because warm air is denser than cold air
c) because cold air is less dense than warm air
d) because warm air has less pressure than cold air does
What do flagella and cilia have in common?
a) Both organelles store water and remove waste.
b) They both contribute to the processing of food for the cell.
c) They are essential to the locomotion of certain organisms.
d) These organelles are only found in plant cells.
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) Water
b) Light
c) Transportation
d) Food
What structure regulates the movement of water into and out of a cell?
a) Cell Wall
b) Cell Membrane
c) Nucleus
d) Mitochondrion
Which protist is covered with cilia?
a) Amoeba
b) Euglena
c) Volvox
d) Paramecium
Which protist moves by forming pseudopods?
a) Amoeba
b) Euglena
c) Volvox
d) Paramecium
Which two protists share a feature with plant cells?
a) Amoeba and Euglena
b) Euglena and Volvox
c) Euglena and Paramecium
d) Volvox and Paramecium
What is TRUE about the size and shape of cells?
a) All cells are the same size and shape.
b) All cells are the same size, but not all cells are the same shape.
c) All cells are the same shape, but not all cells are the same size.
d) Different cells can have both different sizes and different shapes.
Where is the hereditary information stored in an animal cell?
a) Cell Membrane
b) Nucleus
c) Mitochondrion
d) Cytoplasm
Which of the following is not an organelle?
a) Vacuole
b) Gene
c) Cell Membrane
d) Nucleus
Which of the following parts of plants are made of cells?
a) The flowers, but not stems
b) The stems, but not the flowers
c) Both the flowers and the stems
d) Neither the stems nor the flowers
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