Activity 2 4 Choose the correct word inside the parentheses to complete the sentence. Write your answers on a separate sheet of paper 1 The lopmost layer of soil is called (lopsoil, humus) which is generally fertile, where seeds germinate, and plant roots grow (Soil Rock) contains of a mixture of weathered rock finely ground into powder, minerals, and a variety of living and dead life forme 3. The layer of soil where clay and mineral deposits are found is called (topsoil, subsoil) (Loam Clay) soll is the ideal soil for gardening because it can hold enough water and oxygen, which are needed for plant growth 5. Sand Soil is light, warm, and dry Il tends to be acidic and (high low) in nutrients. 6. The organic component of soil, formed by the decomposition of leaves and other plant material by soil microorganisms, is called (humus, fertilizer) 7 (Clay, Sand) soil basically has small particles with little spaces between which makes it bad for growing things. 8 When clay soil is dry. It becomes (hard, soft), when it is wet it feels sticky 9 The (bedrock and the parent rock, small rock and big rock) are the last layers of soil underneath the subsoil layer consisting of consolidated rocks and are made up of boulders 10 (Sand, Clay) soil is the driest and coarsest among the different types of soil
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