PRAXIS SCIENCE 5905 EXAM AND PRACTICE EXAM
NEWEST ACTUAL EXAM COMPLETE 600
QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) |ALREADY GRADED A+
The process by which water evaporates from plant leaves
and enters the atmosphere - CORRECT ANSWER
Transpiration
The process by which a substance transitions directly from
the solid phase to the gas phase without going through the
liquid phase - CORRECT ANSWER sublimation
the system that absorbs nutrients into the body - CORRECT
ANSWER digestive
An object is moving in a straight line at a constant speed.
What will happen if a constant force is then applied to the
object in the same direction in which the object is moving? -
CORRECT ANSWER Continue moving in the same direction
but will speed up
A product of cellular respiration and is used for energy
transfer in cells. - CORRECT ANSWER ATP
gas produced by body cells when oxygen and carbon atoms
from food combine; exhaled through the lungs - CORRECT
ANSWER Carbon Dioxide (CO2)
,gas that enters the blood through the lungs and travels to
the heart to be pumped via arteries to all body cells -
CORRECT ANSWER Oxygen
Researchers found fossils of marine organisms in rock
layers that are located high above sea level. Which
conclusion is best supported by the researcher's
observations? - CORRECT ANSWER The area containing
rock layers was previously submerged under water.
Chemical reaction that occurs when the acid HCI is mixed
with the base NaCH in a solution. - CORRECT ANSWER
Neutralization
A method of heat transfer - CORRECT ANSWER Convection
Where most earthquakes occur - CORRECT ANSWER
tectonic plate boundaries
CH4+2 O2 (g)----CO2(g) + 2H2O (g) how many molecules of
oxygen react with each molecule of methane? - CORRECT
ANSWER 2
Biome with the greatest number of diversity of species. -
CORRECT ANSWER Tropical Rainforest
Plant's life cycle involves the emergence of leaves and roots
from a seed. - CORRECT ANSWER Germintation
On the periodic table, the elements lithium, sodium, and
potassium are grouped together in the first column. Based
,on their locations on the periodic table, which is most likely
true about the elements? - CORRECT ANSWER They have
similar chemical properties
Has a backbone, soft skin covered by a slippery layer of
mucus, goes through complete metamorphosis in its life
cycle, lives part of its life on land and part in water. -
CORRECT ANSWER Amphibians
Which statement best accounts for an observation that the
same object sank in the freshwater but floated in the salt
water? - CORRECT ANSWER The salt water was denser
than freshwater
Elements that are most abundant in the Sun. - CORRECT
ANSWER hydrogen and helium
In plants, the chlorophyll used in photosynthesis is
contained in what cell structure? - CORRECT ANSWER
chloroplasts
Forms when electrons are shared between two atoms -
CORRECT ANSWER covalent bonds
An example of why the Sun appears larger than other stars,
even though many stars are actually larger than the Sun. -
CORRECT ANSWER Placing two lit bulbs of the same size
at different distances from an observer.
Bread molds belong to this type of organism. - CORRECT
ANSWER Fungi
, A teacher rubs an inflated balloon with a wool cloth and
then holds the balloon over bits of paper that are lying on a
table toward the balloon. What hypotheses in best supported
by the observed interaction between the balloon and bits of
paper? - CORRECT ANSWER the balloon has an
electrostatic charge
Two black mice have a litter that contains some black
offspring and some brown offspring. In the mice, black fur is
dominant to brown fur. Which best explains the presence of
the brown offspring? - CORRECT ANSWER both parents are
heterozygous for black fur
_____________________ is the study of the history of life on
Earth. - CORRECT ANSWER Paleontology
Earth is believed to be _________________________________. -
CORRECT ANSWER 4.5 billion years old
protects Earth from harmful solar wind particles; responsible
for the Northern Lights (Aurora Borealis); lies deep within
the Earth - CORRECT ANSWER Earth's magnetic field
charged particles escape from the sun's gravitational pull -
CORRECT ANSWER solar wind
What would be most different about an object on Mars than
Earth? - CORRECT ANSWER weight
What are the four inner planets: solid, liquid, or gas? -
CORRECT ANSWER solid
NEWEST ACTUAL EXAM COMPLETE 600
QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) |ALREADY GRADED A+
The process by which water evaporates from plant leaves
and enters the atmosphere - CORRECT ANSWER
Transpiration
The process by which a substance transitions directly from
the solid phase to the gas phase without going through the
liquid phase - CORRECT ANSWER sublimation
the system that absorbs nutrients into the body - CORRECT
ANSWER digestive
An object is moving in a straight line at a constant speed.
What will happen if a constant force is then applied to the
object in the same direction in which the object is moving? -
CORRECT ANSWER Continue moving in the same direction
but will speed up
A product of cellular respiration and is used for energy
transfer in cells. - CORRECT ANSWER ATP
gas produced by body cells when oxygen and carbon atoms
from food combine; exhaled through the lungs - CORRECT
ANSWER Carbon Dioxide (CO2)
,gas that enters the blood through the lungs and travels to
the heart to be pumped via arteries to all body cells -
CORRECT ANSWER Oxygen
Researchers found fossils of marine organisms in rock
layers that are located high above sea level. Which
conclusion is best supported by the researcher's
observations? - CORRECT ANSWER The area containing
rock layers was previously submerged under water.
Chemical reaction that occurs when the acid HCI is mixed
with the base NaCH in a solution. - CORRECT ANSWER
Neutralization
A method of heat transfer - CORRECT ANSWER Convection
Where most earthquakes occur - CORRECT ANSWER
tectonic plate boundaries
CH4+2 O2 (g)----CO2(g) + 2H2O (g) how many molecules of
oxygen react with each molecule of methane? - CORRECT
ANSWER 2
Biome with the greatest number of diversity of species. -
CORRECT ANSWER Tropical Rainforest
Plant's life cycle involves the emergence of leaves and roots
from a seed. - CORRECT ANSWER Germintation
On the periodic table, the elements lithium, sodium, and
potassium are grouped together in the first column. Based
,on their locations on the periodic table, which is most likely
true about the elements? - CORRECT ANSWER They have
similar chemical properties
Has a backbone, soft skin covered by a slippery layer of
mucus, goes through complete metamorphosis in its life
cycle, lives part of its life on land and part in water. -
CORRECT ANSWER Amphibians
Which statement best accounts for an observation that the
same object sank in the freshwater but floated in the salt
water? - CORRECT ANSWER The salt water was denser
than freshwater
Elements that are most abundant in the Sun. - CORRECT
ANSWER hydrogen and helium
In plants, the chlorophyll used in photosynthesis is
contained in what cell structure? - CORRECT ANSWER
chloroplasts
Forms when electrons are shared between two atoms -
CORRECT ANSWER covalent bonds
An example of why the Sun appears larger than other stars,
even though many stars are actually larger than the Sun. -
CORRECT ANSWER Placing two lit bulbs of the same size
at different distances from an observer.
Bread molds belong to this type of organism. - CORRECT
ANSWER Fungi
, A teacher rubs an inflated balloon with a wool cloth and
then holds the balloon over bits of paper that are lying on a
table toward the balloon. What hypotheses in best supported
by the observed interaction between the balloon and bits of
paper? - CORRECT ANSWER the balloon has an
electrostatic charge
Two black mice have a litter that contains some black
offspring and some brown offspring. In the mice, black fur is
dominant to brown fur. Which best explains the presence of
the brown offspring? - CORRECT ANSWER both parents are
heterozygous for black fur
_____________________ is the study of the history of life on
Earth. - CORRECT ANSWER Paleontology
Earth is believed to be _________________________________. -
CORRECT ANSWER 4.5 billion years old
protects Earth from harmful solar wind particles; responsible
for the Northern Lights (Aurora Borealis); lies deep within
the Earth - CORRECT ANSWER Earth's magnetic field
charged particles escape from the sun's gravitational pull -
CORRECT ANSWER solar wind
What would be most different about an object on Mars than
Earth? - CORRECT ANSWER weight
What are the four inner planets: solid, liquid, or gas? -
CORRECT ANSWER solid
