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Middle School Science Praxis 5442 Questions and Answers 100% Pass What is the primary source of energy for life on Earth? The Sun What is the chemical formula for water? H2O What are the three states of matter? Solid, liquid, gas What is the process by which plants make their own food? Photosynthesis What gas do plants release during photosynthesis? Oxygen 2 What are the building blocks of proteins? Amino acids What is the basic unit of life? The cell ...

Middle School Praxis 5442 Practice Questions with Complete Solutions What do we call the study of weather and the atmosphere? Astronomy Biology Meteorology Ecology What is the smallest unit of life? Molecule Tissue Cell Organ Which layer of Earth is primarily composed of solid rock? Outer core Mantle Crust 2 Inner core What is the primary gas found in Earth's atmosphere? Oxygen Carbon dioxide Nitrogen Argon Which planet is known as the Red Planet...

Praxis Middle School: Science (5442) Latest Update Graded A+ What is the term for animals that eat only plants? Carnivores Omnivores Herbivores Insectivores What do we call the movement of Earth around the Sun? Rotation Revolution Orbiting Spinning What is the main source of energy for life on Earth? Wind Sun Water 2 Fossil fuels Which body system is responsible for breaking down food into nutrients? Circulatory system Digestive system Nervous sys...

Life Science Praxis 5442 Questions and Answers Rated A+ What do we call the process by which organisms maintain a stable internal environment? Homeostasis What is the genetic material found in the nucleus of a cell? DNA What is the powerhouse of the cell? Mitochondria What is the term for organisms that can make their own food? Producers What is the process by which cells divide to produce identical copies? Mitosis 2 What do we call a group of similar organisms capab...

Praxis 5442 Life Science Latest Version Graded A+ What is the process of cell division that results in two identical daughter cells? Mitosis What is the name of the pigment that allows plants to absorb light energy for photosynthesis? Chlorophyll What is the term for the system that regulates hormones and other processes in the body? Endocrine system What is the main function of white blood cells? Fight infections What do we call an organism that cannot make its own food ...

Middle School Science Praxis Practice Test Questions with Verified Solutions What is the main gas responsible for the greenhouse effect? Carbon dioxide Which part of a plant absorbs sunlight for photosynthesis? Leaf What is the most abundant gas in the Earth's atmosphere? Nitrogen What is the term for a rock formed from cooled lava? Igneous Which organ in the human body pumps blood? Heart 2 What is the name for the process by which plants lose water vapor through ...

Praxis 5442 - Physical Science Questions and Answers 100% Verified What is the force that pulls objects toward the center of the Earth? Gravity What is the unit of force in the International System of Units (SI)? Newton What do we call the process of a liquid changing into a gas? Evaporation What is the measure of the amount of matter in an object? Mass What is the energy stored in an object due to its position? Potential energy 2 What is the unit of power in the Inter...

Praxis 5440 Middle School Science Important Formulas 100% Correct The formula for calculating speed is: Speed = Distance ÷ Time Speed = Distance ÷ Time The formula for calculating force is: Force = Mass × Acceleration Force = Mass × Acceleration The formula for calculating work is: Work = Force × Distance Work = Force × Distance The formula for calculating kinetic energy is: Kinetic Energy = 1⁄2 × Mass × Velocity2 Kinetic Energy = 1⁄2 × Mass × Velocity2 ...

Praxis II Middle School Science 5440 with Complete Solutions What is the main function of the human circulatory system? Transport oxygen and nutrients throughout the body What is the basic unit of heredity in living organisms? Gene What is the change in velocity divided by the time taken called? Acceleration What is the term used for the amount of space an object occupies? Volume What is the term for the movement of energy through a food chain? Energy flow 2 What do ...

Middle School Science Praxis 5440 Questions and Answers Already Passed What is the term for the process by which plants release water vapor into the atmosphere? Transpiration What is the force that keeps planets in orbit around the sun? Gravitational force What do we call the motion of heat energy through a material by direct contact? Conduction What is the term for a change in matter that forms a new substance? Chemical change What type of rock forms from the cooling of molt...