Write the scientific term: 1. Anything occurring naturally in the environment that humans use. (.......................) 2. The resources that cannot be depleted over time. (.......................) 3. The resources that cannot be immediately replaced once they are depleted. (.......................) 4. Energy-rich substances are made from the preserved remains of organisms. (.......................) Complete the following: 1) ....................... is formed from the remains of plants that died long ago in and around swampy areas. 2) There are different types of grades of coal according to ................... 3) ......................, ......................, and ................... are the major types of fossil fuels. 4) Coal has different grades like ....................., .........................., and ....................... 5) Fossil fuels have..................... energy. 6) ........................, ....................., and .................... are examples of natural resources. Give reason: 1. Coal is used as a fuel instead of wood. ........................................................................................................................................

What describes an energy resource that is not being replaced as it is being used and will therefore eventually run out when all reserves have been used up.

Write the scientific term:1. An energy comes from the sun. (.........................)2. Usage of the solar energy directly without converting it. (.........................)3. Usage of the solar energy and converting it into another form ofenergy.(.........................)4. The energy resource that depends on the heat of the undergroundrocks of the earth crust.(.........................)Complete the following:1) ................................ is the electricity that produced by flowing water.2) Turbines can convert the ......................... of the water into .................. energy.3) ......................, ................., ......................, ........................., and .................... areexamples of renewable energy resources.4) ....................... is a renewable energy resource doesn't depend on the sun.5) Geothermal energy can be used in small scale to ..................... or in large scale to................................6) ............................., and ........................... are from disadvantages of using bioenergyresources.7) ................... is made from corn or sugar cane.8) The dam must be close to a source of ................ water.9) The progress of solar cell technology to make it ......................... and .......................

Write the scientific term:1. A process in which producers consume carbon dioxide andrelease oxygen.(............................)2. A process in which organisms liberate energy in the presence ofoxygen.(............................)Choose the correct answer:1. Photosynthesis, cellular respiration, and combustion are the main processes incarbon–oxygen cycles.a.True b. False2. Carbon is an essential element in bones and proteins.a.True b. False3. Producers use carbon dioxide during cellular respiration.a.True b. False4. No relation between the carbon cycle and the oxygen cycle.a.True b. FalseWhat happens if:1. Burning trees. (according to the amount of oxygen and carbon dioxide)................................................................................................................................................................................................................................2. Elevation of carbon dioxide percentage in the air (open question)................................................................................................................................................................................................................................Topic 8 (L3) Page 219 – 220

Which of the following is a non-renewable resource in an ecosystem?a.Waterb.Mineralsc.Aird.Sunlight

Which of the following is not a direct long-term consequence of hyper consumption of resources? a. Loss of global biodiversity and habitats for non-human species b. Increasing population leading to overpopulation at a global level c. Increasing emissions of ‘greenhouse gases’ that are leading to global warming d. Unsustainable use of natural resources and environmental pollution