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Praxis 5440 Questions and Answers Latest Version Already Passed
What is the main function of the nucleus in a cell?✔✔To control cell activities and store genetic information
What type of energy is stored in a stretched rubber band?✔✔Potential energy
What part of the atom determines its identity as a specific element?✔✔Number of protons
What is the chemical formula for water?
✔✔H₂O
What is the primary purpose of mitosis in multicellular organisms?✔✔Growth and repair
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What force keeps the planets in orbit around the Sun?✔✔Gravity
What organ is responsible for filtering waste from the blood in humans?✔✔Kidney
What do we call the process where liquid turns into gas at the surface of a liquid?✔✔Evaporation
What is the role of chlorophyll in photosynthesis?✔✔To absorb sunlight for energy conversion
What is the most abundant gas in Earth’s atmosphere?✔✔Nitrogen
What is the process called when sediment is compacted and cemented into rock?✔✔Lithification
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What is the name of the positively charged subatomic particle?✔✔Proton
What is a group of organs working together called?✔✔Organ system
What is the function of the respiratory system?✔✔To exchange oxygen and carbon dioxide
What is the term for any change in the DNA sequence of an organism?✔✔Mutation
What is the largest planet in our solar system?✔✔Jupiter
What is the primary energy source for Earth’s weather systems?✔✔The Sun
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What causes tides on Earth?✔✔Gravitational pull of the Moon and the Sun
What is the basic unit of heredity in living organisms?✔✔Gene
What is the process by which water moves across a semipermeable membrane?✔✔Osmosis
What do we call the resistance of an object to a change in its motion?✔✔Inertia
What is the scientific term for an educated guess?✔✔Hypothesis
What is the term for an animal that eats both plants and animals?✔✔Omnivore
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