QUESTIONS AND CORRECT ANSWERS | VERIFIED
ANSWERS | ALREADY GRADED A+ | LATEST EXAM
Which of the following ocean currents is a cool current encircling
Antarctica?
A. California Current
B. Brazil Current
C. West Wind Drift
D. Gulf Stream ---------CORRECT ANSWER-----------------C
Where do oceanic trenches form?
A. Trenches form along divergent plate boundaries.
B. Trenches form along convergent plate boundaries.
C. Trenches form where freshwater meets seawater.
D. Trenches normally form near the middle of tectonic plates. ---------
CORRECT ANSWER-----------------B
Rocks that are formed by layers of deposited earth or other materials are
called
A. igneous rocks.
B. sedimentary rocks.
C. metamorphic rocks.
D. precipitated rocks. ---------CORRECT ANSWER-----------------B
Which mineral is highest on the Mohs hardness scale?
A. calcite
B. talc
C. diamond
D. quartz ---------CORRECT ANSWER-----------------C
,Which layer of the Earth's atmosphere is closest to space?
A. exosphere
B. mesosphere
C. thermosphere
D. troposphere ---------CORRECT ANSWER-----------------A
What cloud formations usually cover the sky in a uniform gray?
A. cumulus
B. cirrus
C. altocumulus
D. stratus ---------CORRECT ANSWER-----------------D
Hills of sand built by wind-related processes are known as
A. karst topography.
B. dunes.
C. loess deposits.
D. crevasses. ---------CORRECT ANSWER-----------------B
The release of chlorofluorocarbons into Earth's atmosphere has been
shown to
A. deplete ozone.
B. pollute groundwater.
C. increase greenhouse gases.
D. weather sedimentary rock. ---------CORRECT ANSWER-----------------A
During summer in the Southern hemisphere, the Northern hemisphere
experiences
A. summer.
B. winter.
C. spring.
,D. fall. ---------CORRECT ANSWER-----------------B
According to optical spectrometers, the coolest stars in the known universe
are colored
A. white.
B. yellow.
C. red.
D. blue. ---------CORRECT ANSWER-----------------C
An astronomer viewing a distant star notices the star's spectral lines are
shifted toward shorter wavelengths. This change in wavelength is known as
A. Doppler shift.
B. spectral frequency.
C. the Coriolis effect.
D. planetary motion. ---------CORRECT ANSWER-----------------A
A group of celestial objects found in a region located beyond the orbit of the
planet Neptune are known as
A. asteroids.
B. comets.
C. meteors.
D. Kuiper belt objects. ---------CORRECT ANSWER-----------------D
What is the name of a group of stars visibly related to each other in a
particular configuration or pattern?
A. galaxy
B. constellation
C. nebula
D. comet ---------CORRECT ANSWER-----------------B
, The revolution of planets around the Sun comes from this view of celestial
motion.
A. geocentric
B. nebulian
C. heliocentric
D. polycentric ---------CORRECT ANSWER-----------------C
The DNA of eukaryotes can be found in the
A. nucleus.
B. ribosomes.
C. lysosomes.
D. cytoplasm. ---------CORRECT ANSWER-----------------A
Which cell organelle is responsible for the transport of proteins?
A. mitochondria
B. endoplasmic reticula
C. centriole
D. lysosome ---------CORRECT ANSWER-----------------B
In humans, Trisomy 21 due to nondisjunction usually results in an individual
with
A. Multiple Sclerosis
B. Crohn's Disease
C. Parkinson's Disease
D. Down Syndrome ---------CORRECT ANSWER-----------------D
What is the inheritance pattern typified by a 3:1 phenotype ratio?
A. complete dominance in a dihybrid cross
B. complete dominance in a monohybrid cross
C. incomplete dominance in a monohybrid cross
D. incomplete dominance in a dihybrid cross ---------CORRECT ANSWER--
---------------B