🔬 Grade 7 Science
Free Science Practice Problems
Biology
Question 1: What are the three main parts of a plant?
Answer: Roots, stem, and leaves
Physics
Question 2: What is the SI unit of force?
Answer: Newton (N)
Chemistry
Question 3: What is the chemical formula for water?
Answer: H₂O
Earth Science
Question 4: Name the three main layers of the Earth
Answer: Crust, mantle, core
Biology
Question 5: What process do plants use to make food?
Answer: Photosynthesis
Physics
Question 6: If an object falls freely, what is its acceleration?
Answer: 9.8 m/s² (or g)