PRACTICE TESTS WITH BEST SOLUTIONS
Red plants have the dominant trait for color (R), while
white plants have the recessive trait for color (r).
How many red plants and white plants are produced
when Rr x Rr are crossed?
a. 3 red plants; 1 white plant
b. 1 red plant; 3 white plants
c. 2 red plants; 2 white plants
d. All red plants
A
How long does it take for Earth to go around the sun?
a. 24 hours
b. 30 days
c. 180 days
d. 365 days
D
Where are aquifers located?
a. beneath Earth's crust
b. beneath the bedrock
c. in Earth's mantle
d. in Earth's core
,A
What happens during a solar eclipse?
a. earth casts a shadow on the moon
b. earth and the moon are on opposite sides of the
sun
c. the moon moves in front of the sun relative to earth
d. earth and sun align
C
On which day is there approximately 12 hours of
daylight and 12 hours of night?
a. summer solstice
b. winter solstice
c. New years day
d. fall equinox
D
Which planet is closest in size and density to earth?
a. venus
b. uranus
c. saturn
d. mercury
,A
Gravity is responsible for:
a. rotation of earth on its axis
b. phases of the moon
c. earth's orbit
d. earth's seasons
C
This type of rock was originally liquid below Earth's
crust and is formed by lava and magma.
a. sedimentary
b. igneous
c. metamorphic
d. fossils
B
Mr. Lopez is teaching a unit on seasons. He explains
why the summer days are longer and winter days are
shorter. What should Mr. Lopez emphasize regarding
the earth when explaining this phenomenon?
a. revolution around the sun
b. tilt on its axis
c. position in the solar system
d. distance away from sun
B
, The _____________ affects the ocean tides.
a. moon
b. sun
c. stars
d. solar system
A
If a star explodes and emits light that is 13 light years
away, how long will it take to be visible from Earth?
a. 1 year
b. 10 years
c. 13 years
d. 20 years
C
In the diagram below, letter b is:
a. topsoil
b. subsoil
c. bedrock
d. mantle
B
______________ are made up of metals and rocky
material, while ______________ are made up of ice,
dust, and rocky material.