write the uses of soil and wood
Answers
Objective Type Questions A. Multiple Choice Questions : 1 which mineral resource is found in pendi b) Graphite lead? a) Diamond c) Limestone 2. Which one of the following is not a characteristic of minerals? a) They are created by natural processes, b) They have a definite chemical composition c) They are man-made. 3. Which one of the following is not a variety of coal ? affalmatite b) Bauxite c) Bituminous 4. Which one of the following is a leading producer of copper in the world? b) India a) Bolivia c) Chile 5. Why is plastic not a mineral? a) It is not solid b) It is not natural. c) It is not chemically homogeneous. 6. Which of the following is not a conventional source of energy? a) Coal b) Thermal energy c) Tidal energy
uses of soil
The plants that are grown in soil can be used for food, clothing, recreation, aesthetics, building materials, medicines etc. Soil has vital nutrients for plants. Clay soil is used in making ceramics, or pottery. Soil is commonly used in antibiotics.
uses of Wood
Wood has been used for thousands of years for fuel, as a construction material, for making tools and weapons, furniture and paper. More recently it emerged as a feedstock for the production of purified cellulose and its derivatives, such as cellophane and cellulose acetate.