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Buds Public School, Dubai SOIL QUIZ Name: --------------------------- Class: ----------- Date: -------- Subject: Science 1. Soil is made up of four main ingredients. Choose the correct list of ingredients. A: Tiny pieces of rock, humus, air and sand B: Humus, or dead plant material, clay, water, and salts C: Tiny pieces of rock, air, water, and humus or dead plant material D: Air, water, tiny pieces of rock, and manure 2. Choose three organisms that live in soil. A: Worms B: Moles C: Bacteria D: Cats 3. This type of soil dries out quickly after a rainstorm. A: Clay B: Loam C: Sand 4. This type of soil is the best kind for growing most things. A: Clay B: Loam C: Sand 5. This soil ingredient is made up of decayed plants and animals A: Air B: Humus C: Minerals D: Water 6. What is soil erosion? A: The way soil is formed B: A process that moves soil by wind and water away from where it is needed C: Another name for the greenhouse effect D: Another name for soil pollution 7. What are the three main layers in a soil profile? A: Minerals, humus, and air B: Topsoil, subsoil, and parent material C: Loam, sand, and clay 8. Soil is formed by the breaking up of rocks into tiny pieces, which is called weathering. What are three things that can cause this weathering? A: Wind B: Water C: Heating and cooling of the rock D: Lightning 9. Which layer of soil has the most influence on the type of soil it is? A: Parent material B: Topsoil C: Subsoil 10. From which layer of soil do plants get their nutrients? A: Topsoil B: Subsoil C: Parent material **************************************
