Science Praxis 5005
What is the term for the thick layer surrounding Earth's outer core?
a. Geosphere
b. Crust
c. Mantle
d. Hydrosphere - answerc. mantle
Which of the following two gasses compose the vast majority of the Earth's
atmosphere?
a. Argon and carbon dioxide
b. Oxygen and carbon dioxide
c. Nitrogen and carbon dioxide
d. Nitrogen and oxygen - answerd. nitrogen and oxygen
Which of the below is an example of metamorphic rock?
a. Sand
b. Sediment
c. Schist
d. Granite - answerc. schist
Mountains are most likely to form along which type of plate boundary?
a. Transform
b. Convergent
c. Divergent
d. Mid-continental - answerb. convergent
Approximately how long ago did the first anatomically modern humans appear on the
Earth?
a. 200,000 years ago
b. 2 million years ago
c. 6 million years ago
d. 130 million years ago - answera. 200,000 years ago
Which of the following best describes the process by which most waves on the ocean's
surface are created?
a. Deep sea earthquakes produce shock waves which are propagated through the
water until they reach the ocean's surface.
b. Wind stirs the ocean's surface over great distances.
c. Gravitational pull from the moon and sun cause water levels to rise on the side of the
Earth closest to those bodies.
d. Warmer water near the ocean's surface is forced upward by cooler water below. -
answerb. Wind stirs the ocean's surface over great distances.
, The shape of the Milky Way can best be described as ________.
a. Spiral disk
b. Spherical cluster
c. A long, thin strip
d. Irregular - answera. spiral disk
What is the moon's position relative to Earth during a lunar eclipse?
a. The moon is behind the sun
b. The moon and sun are on opposite sides of the earth
c. The moon is between the earth and the sun
d. The moon is at the zenith point - answerb. The moon and sun are on opposite sides
of the earth
Months are based on which of the following?
a. The moon's revolution around the earth
b. The earth's rotation on its axis
c. The earth revolution around the sun
d. The earth's revolution around the moon - answera. The moon's revolution around the
earth
Which of the following best describes a difference in how two types of organisms
maintain homeostasis?
a. An owl typically feeds nocturnally, while a blue jay typically feeds diurnally.
b. Algae reproduces asexually, while gymnosperms, such as pine trees, reproduce
sexually.
c. Some single cellular organisms move using whip-like structures called flagella, while
other single cellular organisms use a series of hair-like structures called cilia.
d. A snake depends predominantly on external factors like sunlight to regulate its body
temperature, while a rabbit utilizes mainly internal processes. - answerD. A snake
depends predominantly on external factors like sunlight to regulate its body
temperature, while a rabbit utilizes mainly internal processes.
During which phase of mitosis do the duplicated chromosomes line up along the
equatorial plate of the spindle?
A. Prophase
B. Metaphase
C. Anaphase
D. Telophase - answerB. Metaphase
Which structure is responsible for regulating basic functions such as respiration and
heartbeat?
A. Cerebral cortex
B. Brainstem
C. Cerebellum
D. Hippocampus - answerB. Brainstem
What is the term for the thick layer surrounding Earth's outer core?
a. Geosphere
b. Crust
c. Mantle
d. Hydrosphere - answerc. mantle
Which of the following two gasses compose the vast majority of the Earth's
atmosphere?
a. Argon and carbon dioxide
b. Oxygen and carbon dioxide
c. Nitrogen and carbon dioxide
d. Nitrogen and oxygen - answerd. nitrogen and oxygen
Which of the below is an example of metamorphic rock?
a. Sand
b. Sediment
c. Schist
d. Granite - answerc. schist
Mountains are most likely to form along which type of plate boundary?
a. Transform
b. Convergent
c. Divergent
d. Mid-continental - answerb. convergent
Approximately how long ago did the first anatomically modern humans appear on the
Earth?
a. 200,000 years ago
b. 2 million years ago
c. 6 million years ago
d. 130 million years ago - answera. 200,000 years ago
Which of the following best describes the process by which most waves on the ocean's
surface are created?
a. Deep sea earthquakes produce shock waves which are propagated through the
water until they reach the ocean's surface.
b. Wind stirs the ocean's surface over great distances.
c. Gravitational pull from the moon and sun cause water levels to rise on the side of the
Earth closest to those bodies.
d. Warmer water near the ocean's surface is forced upward by cooler water below. -
answerb. Wind stirs the ocean's surface over great distances.
, The shape of the Milky Way can best be described as ________.
a. Spiral disk
b. Spherical cluster
c. A long, thin strip
d. Irregular - answera. spiral disk
What is the moon's position relative to Earth during a lunar eclipse?
a. The moon is behind the sun
b. The moon and sun are on opposite sides of the earth
c. The moon is between the earth and the sun
d. The moon is at the zenith point - answerb. The moon and sun are on opposite sides
of the earth
Months are based on which of the following?
a. The moon's revolution around the earth
b. The earth's rotation on its axis
c. The earth revolution around the sun
d. The earth's revolution around the moon - answera. The moon's revolution around the
earth
Which of the following best describes a difference in how two types of organisms
maintain homeostasis?
a. An owl typically feeds nocturnally, while a blue jay typically feeds diurnally.
b. Algae reproduces asexually, while gymnosperms, such as pine trees, reproduce
sexually.
c. Some single cellular organisms move using whip-like structures called flagella, while
other single cellular organisms use a series of hair-like structures called cilia.
d. A snake depends predominantly on external factors like sunlight to regulate its body
temperature, while a rabbit utilizes mainly internal processes. - answerD. A snake
depends predominantly on external factors like sunlight to regulate its body
temperature, while a rabbit utilizes mainly internal processes.
During which phase of mitosis do the duplicated chromosomes line up along the
equatorial plate of the spindle?
A. Prophase
B. Metaphase
C. Anaphase
D. Telophase - answerB. Metaphase
Which structure is responsible for regulating basic functions such as respiration and
heartbeat?
A. Cerebral cortex
B. Brainstem
C. Cerebellum
D. Hippocampus - answerB. Brainstem
