PRAXIS 5005 Latest Practice Test Exam Questions and Correct Answers 2026

PRAXIS 5005 PRAXIS 5005 Latest Practice Test Exam Questions and Correct Answers 2026 How long does it take Earth to go around the sun? a. 24 hours b. 30 days c. 180 days d. 365 days - Correct Answer-D Where are aquifers located? a. beneath Earth's crust b. beneath the bedrock c. in Earth's mantle d. in Earth's core - Correct Answer-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 - Correct Answer-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 - Correct Answer-D Which planet is closest in size and density to earth? a. venus b. uranus c. saturn d. mercury - Correct Answer-A PRAXIS 5005 PRAXIS 5005 Gravity is responsible for: a. rotation of earth on its axis b. phases of the moon c. earth's orbit d. earth's seasons - Correct Answer-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 - Correct Answer-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 - Correct Answer-B The _____________ affects the ocean tides. a. moon b. sun c. stars d. solar system - Correct Answer-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 - Correct Answer-C In the diagram below, letter b is: a. topsoil b. subsoil c. bedrock d. mantle - Correct Answer-B PRAXIS 5005 PRAXIS 5005 ______________ are made up of metals and rocky material, while ______________ are made up of ice, dust, and rocky material. a. comets, asteroids b. asteroids, comets c. meteors, comets d. asteroids, meteors - Correct Answer-B This area is located around the outer edge of the Pacific Ocean and is where most volcanic activity occurs. a. Ring of Fire b. Horn of Africa c. San Fransisco Bay d. Arctic Circle - Correct Answer-A Which of the following is the densest part of earth? a. stratosphere b. lithosphere c. mantle d. core - Correct Answer-D Which of the following contains most of the world's fresh water? a. lakes b. rivers c. glaciers d. oceans - Correct Answer-C A giant wave caused by an earthquake is called a: a. tsunami b. tidal wave c. seismic wave d. epicenter - Correct Answer-A Glaciers and icecaps are all part of the: a. hydrosphere b. biosphere c. lithosphere d. cryosphere - Correct Answer-D Which of the following cell structures appears in plant cells but NOT in animal cells? PRAXIS 5005 PRAXIS 5005 a. plasma membrane b. mitochondria c. chloroplast d. nucleus - Correct Answer-C Mr. Rodriguez is helping students understand how the common cold is transmitted. He is most likely giving a lesson on: a. bacteria b. viruses c. cell structures d. eukaryotic cells - Correct Answer-B A eukaryote that does not make its own food and that does not contain cells with a cell wall is a(n): a. animalia b. plantae c. protista d. algae - Correct Answer-A During this stage of mitosis, chromosomes line up in the middle of the cell and spindle fibers attach to the center of the chromosomes. a. prophase b. metaphase c. anaphase d. telophase - Correct Answer-B Sometimes during cell division, sex cells contain three copies of chromosomes instead of two. This results in: a. mutations b. meiosis III c. trisomy d. DNA replication - Correct Answer-C 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 - Correct Answer-A PRAXIS 5005 PRAXIS 5005 Which of the following is a producer? a. hawk b. snake c. bunny d. grass - Correct Answer-D A symbiotic relationship where both organisms benefit is called: a. competition b. predation c. commensalism d. mutualism - Correct Answer-D Proteins are made up of: a. cells b. bacteria c. amino acids d. mitochondria - Correct Answer-C Ms. Wheeler is explaining that humans have 46 chromosomes- 23 from mom and 23 from dad. She is most likely giving a lesson on: a. mitosis b. meiosis c. evolution d. metamorphosis - Correct Answer-B This human system is responsible for the flow of blood, nutrients, oxygen, and other gases to and from cells: a. circulatory b. digestive c. endocrine d. nervous - Correct Answer-A Which of the following has an open circulatory system? a. birds b. chimpanzees c. clam d. humans - Correct Answer-C PRAXIS 5005 PRAXIS 5005 Homeostasis refers to the mechanism of the body to maintain a stable internal environment instead of changes taking place in the external environment. Which of the following contributes to homeostasis? a. sweating b. DNA replication c. mitosis d. predation - Correct Answer-A Who was responsible for the classification of living organisms? a. Gregor Mendel b. Charles Darwin c. Carl Linnaeus d. Louis Pasteur - Correct Answer-C Which organ(s) filter the blood of toxins? a. bladder b. kidneys c. small intestine d. colon - Correct Answer-B These make up the middle or ladder part of the DNA and code for specific genes. a. phosphates b. amino acids c. chromosomes d. nitrogen bases - Correct Answer-D Which of the following is a benefit to sexual reproduction? a. only one parent is needed b. offspring are identical c. the DNA replicates d. It results in genetic variance - Correct Answer-D Which of the following is the difference between plant cells and animal cells? Choose all that apply. a. Plant cells use oxygen and water to make food, while animal cells make ATP from carbon dioxide and sugar b. Plant cells use carbon dioxide, water, and sunlight to make their food, while animal cells make ATP from glucose and oxygen PRAXIS 5005 PRAXIS 5005 c. Animal cells go through photosynthesis, while plant cells go through cellular respiration d. Plant cells go through photosynthesis, while animal cells go through cellular respiration - Correct Answer-B & D Which of the following is considered the least resistant to electricity and the best conductor of electricity? a. wood b. copper c. rubber d. plastic - Correct Answer-B Which of the following is a chemical reaction? Check all that apply. a. rust forming on a bike left out in the rain b. plants goin through photosynthesis c. water boiling on the stove d. a pendulum swinging back and forth - Correct Answer-A & B During which of the following is condensation occurring? a. water boiling on a stove b. plants sucking water up through their roots c. water droplets forming on the outside of the surface d. a puddle disappearing on a hot day - Correct Answer-C Which of the following is the least reactive element? a. lithium b. hydrogen c. carbon d. potassium - Correct Answer-B Which of the following phases occurs when boiling water? a. sublimation b. vaporization c. crystallization d. liquidification - Correct Answer-B PRAXIS 5005 PRAXIS 5005 PRAXIS 5005 A 500 g object at 50 °C is placed into 500 l of 25 °C water in an insulated container. After a few minutes, what could their temperatures be? A. Object is 25 °C; water is 50 °C B. Object is 27.5 °C; water is 27.5 °C C. Object is 35 °C; water is 25 °C D. Object is 50 °C; water is 25 °C - Correct Answer-B Which of the following is the smallest part of an element that retains its chemical properties? a. atom b. electron c. proton d. neutron - Correct Answer-A In a glass of water, ice floats to the surface of the water. Why? a. The water weighs more than the ice b. ice weighs more then the water c. ice is less dense than the water d. water is less dense than the ice - Correct Answer-C Why is it easier to compress a gas rather than a solid? a. the particles in a gas are further apart than they are in a solid b. the particles in a gas are closer together than they are in a solid c. the particles in the solid are moving faster than they are in the gas d. the particles in the solid are moving at the same speed as they are in the gas - Correct Answer-A A student is conducting an experiment. She is testing the effectiveness of fertilizer A and fertilizer B. She has done research on both fertilizers and predicts that fertilizer A will be more effective than fertilizer B because fertilizer A contains more phosphorous. She has 3 pots. In the first pot, she adds 5 seeds, fertilizer A, and 4 quarts of dirt. In the second pot, she adds 5 seeds, fertilizer B, and 4 quarts of dirt. In the third pot, she adds 5 seeds, no fertilizer, and 4 quarts of dirt. She uses the same amount of water every day to water the plants. All of the plants receive the same amount of sunlight. In two weeks, she measures the difference in growth among the three plants. PRAXIS 5005 PRAXIS 5005 In this experiment, the student's prediction is called the: a. control b. constant c. independent variable d. hypothesis - Correct Answer-D A student is conducting an experiment. She is testing the effectiveness of fertilizer A and fertilizer B. She has done research on both fertilizers and predicts that fertilizer A will be more effective than fertilizer B because fertilizer A contains more phosphorous. She has 3 pots. In the first pot, she adds 5 seeds, fertilizer A, and 4 quarts of dirt. In the second pot, she adds 5 seeds, fertilizer B, and 4 quarts of dirt. In the third pot, she adds 5 seeds, no fertilizer, and 4 quarts of dirt. She uses the same amount of water every day to water the plants. All of the plants receive the same amount of sunlight. In two weeks, she measures the difference in growth among the three plants. In this experiment, the fertilizer is the: a. control b. constant c. independent variable d. dependent variable - Correct Answer-C A student is conducting an experiment. She is testing the effectiveness of fertilizer A and fertilizer B. She has done research on both fertilizers and predicts that fertilizer A will be more effective than fertilizer B because fertilizer A contains more phosphorous. She has 3 pots. In the first pot, she adds 5 seeds, fertilizer A, and 4 quarts of dirt. In the second pot, she adds 5 seeds, fertilizer B, and 4 quarts of dirt. In the third pot, she adds 5 seeds, no fertilizer, and 4 quarts of dirt. She uses the same amount of water every day to water the plants. All of the plants receive the same amount of sunlight. In two weeks, she measures the difference in growth among the three plants. PRAXIS 5005 PRAXIS 5005 In this experiment, the pot with no fertilizer is the: a. control b. constant c. independent variable d. hypothesis - Correct Answer-A A student is conducting an experiment. She is testing the effectiveness of fertilizer A and fertilizer B. She has done research on both fertilizers and predicts that fertilizer A will be more effective than fertilizer B because fertilizer A contains more phosphorous. She has 3 pots. In the first pot, she adds 5 seeds, fertilizer A, and 4 quarts of dirt. In the second pot, she adds 5 seeds, fertilizer B, and 4 quarts of dirt. In the third pot, she adds 5 seeds, no fertilizer, and 4 quarts of dirt. She uses the same amount of water every day to water the plants. All of the plants receive the same amount of sunlight. In two weeks, she measures the difference in growth among the three plants. In this experiment, the difference in growth is the: a. control b. constant c. independent variable d. dependent variable - Correct Answer-D The most important thing that a teacher can do for students in a science classroom is: a. grade fairly b. encourage inquiry c. make observations d. conducts labs - Correct Answer-B When a scientist makes a discovery in an experiment, what should they do? a. publish the results in an academic journal b. conduct the experiment over and over again to see if they get the same results c. form a hypothesis d. change the variables in the experiment - Correct Answer-B PRAXIS 5005 A student is looking at different types of rocks. He notices the texture, size, and hardness of the rocks. The student is making a(n): a. hypothesis b. observation c. prediction d. experiment - Correct Answer-B The sun appears bigger than other stars because of: a. size of the sun b. size of solar system c. distance earth is from the sun d. distance the sun is from mars - Correct Answer-C 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 the sun - Correct Answer-B The earth is getting hotter because: a. high levels of oxygen trap the sun's radiation in the atmosphere b. high levels of sodium trap the sun's radiation in the atmosphere c. high levels of carbon monoxide trap the sun's radiation in the atmosphere d. high levels of carbon dioxide traps the sun's radiation in the atmosphere - Correct Answer-D In a lunar eclipse, what is the order of Earth, sun and the moon? a. sun, earth, moon b. earth, moon sun c. moon, earth, sun d. earth, sun, moon - Correct Answer-A What causes Earth's magnetism? a. earth's rotation around the moon PRAXIS 5005 PRAXIS 5005 b. the moon's rotation around the earth c. the inner and outer core rotation d. earth's rotation around the sun - Correct Answer-C Tectonic plates slide against each other in opposite directions, causing a(n): a. subduction b. earthquake c. mountain d. volcano - Correct Answer-B ____________ happen when warmer, lighter air at the Equator moves toward the cooler air at the poles. a. convection currents b. conduction currents c. atmospheric currents d. jet streams - Correct Answer-A This event in history was pivotal in that it galvanized the US space program and started what is known as the Space Race. a. building of the Russian Space Station b. US astronauts walking on the moon c. Challenger explosion d. launch of Russia's Sputnik - Correct Answer-D _______________ are formed when Earth's plates pull apart a. convergent plate boundaries b. subjective plate boundaries c. volcanic plate boundaries d. divergent plate boundaries - Correct Answer-D Which of the following is the sphere where all living things are contained? a. cryosphere b. biosphere c. lithosphere d. hydropsphere - Correct Answer-B PRAXIS 5005 PRAXIS 5005 During the Scientific Revolution, Copernicus introduced his theory that Earth revolves around the sun. a. heliocentric b. geocentric c. cryocentric d. biocentric - Correct Answer-A When the full moon starts to appear smaller as each night goes on, the moon is: a. waning b. waxing c. new d. old - Correct Answer-A What part of Earth receives the most sunlight in a year? a. western hemisphere b. desert c. equator d. south pole - Correct Answer-C This theory suggests Earth's continents were all once one big landmass. over time, the continents separated because of plate tectonics. a. natural selection b. halogenic theory c. continental drift d. Earth's magnetism - Correct Answer-C The hotter a star is, the closer to this color it is. a. blue b. red c. orange d. yellow - Correct Answer-A During this eon, prokaryote life (the first form of life) emerged. The atmosphere is composed of volcanic and greenhouse gases. a. Hadean b. Archean c. Proterozoic d. phanerozoic - Correct Answer-B PRAXIS 5005 PRAXIS 5005 The following gases are present in Earth's atmosphere from most present to least present. a. carbon dioxide, argon, oxygen, nitrogen b. argon, oxygen, carbon dioxide, nitrogen c. oxygen, nitrogen, carbon dioxide, argon d. nitrogen, oxygen, argon, carbon dioxide - Correct Answer-D This type of rock is made from heat and pressure a. igneous b. granite c. sedimentary d. metamorphic - Correct Answer-D As random genetic mutations occur within an organisms genetic code, the beneficial mutations are preserved because they aid survival. This is called: a. common ancestry b. natural selection c. dominant traits d. recessive traits - Correct Answer-B The six different kingdoms are: A. Plantae, Animalia, Fungi, Protista, Eubacteria, Archaebacteria. B. Phylum, Animalia, Fungi, Protista, Eubacteria, Archaebacteria. C. Plantae, Animalia, Fungi, Protista, Eubacteria, Prokaryote. D. Plantae, Animalia, Fungi, Protista, Eukaryote, Archaebacteria. - Correct Answer-A Ms. Jackson wants students to understand the diet of an owl. The best way for students to understand this is by: a. dissecting an owl pellet b. researching owls in an encyclopedia c. reading a chapter on owls in the textbook d. using a venn diagram to compare and contrast the owl diet from the hawk diet - Correct Answer-A PRAXIS 5005 PRAXIS 5005 Eukaryotic organisms are ____________, and prokaryotic organisms are _____________ a. single-cellular, multicellular b. multicellular, single-cellular c. multicellular, multicellular d. single-cellular, single-cellular - Correct Answer-B A byproduct of cellular respiration is: a. carbon b. oxygen c. carbon dioxide d. carbohydrates - Correct Answer-C In a 3rd grade class, students learn that the black moth has a genetic make-up that makes it difficult for predators to see it against the dark trees. The white moth does not have the same genetic make- up and is easily seen by predators and eaten. The students are learning about: a. dominance b. recessive c. natural selection d. classification - Correct Answer-C Select the correct order of organization of living things: a. cells-tissues-organ systems-organs-organisms b. cells-tissues-organisms-organ systems-organs c. cells-tissues-organs-organ systems-organisms d. cells-organs-tissues-organ systems-organisms - Correct Answer-C Ms. Demming wants to introduce her students to the structure of cells. What would be the most appropriate tool to use to enhance student learning of this concept? a) An online virtual tour of a cell b) Microscopes so students can observe cells in onion skin c) The science textbook d) A guest speaker on the uniqueness of cells - Correct Answer-B PRAXIS 5005 PRAXIS 5005 Mr. Parker is teaching students that cells divide to make more cells. What topic is Mr. Parker covering? a. cell theory b. photosynthesis c. cellular respiration d. organization - Correct Answer-A For a species to be in the same class, it must also be in the same ____________. a. phylum b. species c. genus d. family - Correct Answer-A What do plant cells have that animals cells do not? a. cell wall and plasma membrane b. cell wall and chloroplasts c. nucleus and plasma membrane d. nucleus and DNA - Correct Answer-B This is the maximum population of a particular organism that a given environment can support without detrimental effects. a. ecosystem b. adaptation c. biosphere d. carrying capacity - Correct Answer-D This type of cell division happens during sexual reproduction and ensures the offspring have the same number of chromosomes in each generation. a. trisomy b. DNA replication c. mitosis d. meiosis - Correct Answer-D Prokaryotic cells reproduce by: a. asexual reproduction b. sexual reproduction c. genetic mutation d. DNA replication - Correct Answer-A PRAXIS 5005 PRAXIS 5005 This is when one animal feeds on another, like a lion eating a zebra a. symbiosis b. commensalism c. predation d. parasitism - Correct Answer-C These are herbivores that eat the producers in a food web. a. primary consumers b. secondary consumers c. tertiary consumers d. quaternary consumers - Correct Answer-A This is a single-celled organism found everywhere that can be beneficial (like when it aids in digestion) and dangerous (like when it causes infection) a. virus b. bacteria c. Eukaryote d. mitochondria - Correct Answer-B A cook leaves a metal spoon in the pot of hot water. When the cook grabs the spoon a few minutes later, the spoon burns the cook's hand. What process is happening? a. conduction b. convection c. evaporation d. radiation - Correct Answer-A What would be the best way to demonstrate friction? Check all that apply. a. roll a skateboard down the sidewalk and then on the grass to show the difference in speed b. have students rub their hands together rapidly to observe the heat produced c. have students rub a balloon on their heads and what their hair stand up d. observe how opposite poles attract - Correct Answer-A and B _______________ are atoms that have lost or gained one or more ___________ a. compounds, electrons b. compounds, protons c. ions, protons PRAXIS 5005 PRAXIS 5005 d. ions, electrons - Correct Answer-D Which of the following is NOT a part of Newton's Laws of Motion? a. An object either remains at rest or continues to move at a constant velocity, unless acted upon by a force. B. Force is equal to the change in motion (mV) per change in time. For a constant mass, force equals mass times acceleration (F = m x a). C. For every action, there is an equal and opposite reaction. D. Opposite poles attract. - Correct Answer-D These are made up of atoms that are held together by chemical bonds a. molecules b. electrons c. protons d. particles - Correct Answer-A On the periodic table, these are the columns a. periods b. groups c. metals d. nonmetals - Correct Answer-B This is considered a homogenous mixture a. orange juice b. gel c. salad dressing (oil and vinegar) d. cereal - Correct Answer-B This is the unit of measurement for force and motion a. joule b. watt c. newton d. volt - Correct Answer-C This characteristic of water allows it to have cohesion and adhesion PRAXIS 5005 PRAXIS 5005 a. high heat b. temperature moderation c. magnetism d. polarity - Correct Answer-D A teacher is showing students how to identify elements by looking at the number of proton each element has. What should the teacher emphasize? a. atomic number b. number of electrons c. isotopes d. ions - Correct Answer-A When salt is dissolved in water, it disappears. However, you can still taste the salt. This is called a: a. compound b. solution c. colloid d. suspension - Correct Answer-B What would be the best way to demonstrate the difference in speed of two cars on two different types of surfaces? a. line graph b. pie graph c. bar graph d. splatter plot - Correct Answer-C This part of an atom is a negatively charged particle that spins around the atom in a cloud. a. proton b. neutron c. electron d. nucleus - Correct Answer-C Which of the following is the most acidic? a. bleach b. coffee c. water d. vinegar - Correct Answer-D A 5th grade student is skeptical about a theory presented in class. What can the teacher do to help the student understand the validity of the theory? PRAXIS 5005 PRAXIS 5005 a. Remind the student that the person who established the theory is very famous in science b. emphasize that for something to become a theory, it must be tested multiple times resulting the same results c. tell the student that the theory is aligned with the state standards d. guarantee the student that if it is written in the textbook, then it is a theory - Correct Answer-B Which of the following is a noble gas? a. lithium b. helium c. iron d. calcium - Correct Answer-B A student testing different surfaces to see which one creates the most friction. The student is rolling model cars over the surfaces and timing each trial. What is the independent variable in this experiment? a. model cars b. friction c. timing d. different surfaces - Correct Answer-D PRAXIS 5005