1) Burning of fuel produce ...........energy. a) Chemical b) Light c) Thermal d) Solar 2) Petroleum oil and natural gas made of ............. a) Marine organisms . b) Trees c) Metals d) wood chips and corn . 3) Coal made of ............. a) Marine organisms . b) Trees . c) Plastic. d) Metals. 4) Examples of biofuel are a) Ethanol. b) Charcoal . c) Oil . d) A and b 5) From the renewable source of energy ........... a) Petroleum oil. b) Natural gas. c) Coal d) Charcoal 6) ...........is the oldest and most used fuel. a) Wood b) Natural gas. c) Petroleum oil d) Gaoline 7) Non renewable resources are ............ a) Used faster than the rate of formation. b) Replaced after a short period of time. c) Not run out 8) Charcoal made of ......... a) Plastic b) Metals c) Wood d) Marine organism 9) ........is uses or importance of fuel are ......... a) Cooking. b) Warming  and operating cars. c) Generating electricity . d) All the previous .

Fuel

印刷
埋め込み

リーダーボード

表示スタイル

オプション

テンプレートを切り替える

自動保存: を復元しますか?