Science Praxis 5905 Exam
Science Praxis 5905 Exam Study Questions
and Answers UPDATED 2024-2025
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
Science Praxis 5905 Exam
,Science Praxis 5905 Exam
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
Science Praxis 5905 Exam
, Science Praxis 5905 Exam
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
What are the four outer planets: solid, liquid, or gas? -Correct Answer ✔Gas
MVEM(MARS)JSUN
________________ is the left over remains of a star after it explodes -Correct Answer
✔Super Nova
_________________ is the study of space -Correct Answer ✔astronomy
____________ is the star at the center of Earth's solar system -Correct Answer ✔Sun
What is the sun made of? -Correct Answer ✔hydrogen and helium
How many Earth's could fit into the Sun? -Correct Answer ✔109
Define Nuclear Fusion. -Correct Answer ✔how the sun produces heat and shines; when
lighter elements become heavier
True or False: Earth is much closer to the sun than other planets? -Correct Answer
✔True
______________________ is how heat goes from sun to Earth. -Correct Answer
✔Radiation
Includes asteroids and comets which are small rocky or icy objects that orbit the sun
and are clustered into the _______________ ________________ and found between
the orbits of Mars and Jupiter. -Correct Answer ✔Asteroid Belt
Our solar system is part of a bigger star system called a __________________. -
Correct Answer ✔Galaxy
A _________________ is made up of stars, dust, and gas. -Correct Answer ✔Galaxy
Science Praxis 5905 Exam
Science Praxis 5905 Exam Study Questions
and Answers UPDATED 2024-2025
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
Science Praxis 5905 Exam
,Science Praxis 5905 Exam
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
Science Praxis 5905 Exam
, Science Praxis 5905 Exam
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
What are the four outer planets: solid, liquid, or gas? -Correct Answer ✔Gas
MVEM(MARS)JSUN
________________ is the left over remains of a star after it explodes -Correct Answer
✔Super Nova
_________________ is the study of space -Correct Answer ✔astronomy
____________ is the star at the center of Earth's solar system -Correct Answer ✔Sun
What is the sun made of? -Correct Answer ✔hydrogen and helium
How many Earth's could fit into the Sun? -Correct Answer ✔109
Define Nuclear Fusion. -Correct Answer ✔how the sun produces heat and shines; when
lighter elements become heavier
True or False: Earth is much closer to the sun than other planets? -Correct Answer
✔True
______________________ is how heat goes from sun to Earth. -Correct Answer
✔Radiation
Includes asteroids and comets which are small rocky or icy objects that orbit the sun
and are clustered into the _______________ ________________ and found between
the orbits of Mars and Jupiter. -Correct Answer ✔Asteroid Belt
Our solar system is part of a bigger star system called a __________________. -
Correct Answer ✔Galaxy
A _________________ is made up of stars, dust, and gas. -Correct Answer ✔Galaxy
Science Praxis 5905 Exam
