Ques: Agasoline lawn mower converts gasoline into motion, and gasoline lawn mowers can be as bad as cars when it comes to emissions. Given these facts, gasoline mowers can have as many emissions as what among the following options: - efficient mowers - coal - cars - buses - lawn mower - oil - gas - electric scooters
Ans: cars

Ques: Ethanol is produced by alcoholic fermentation of the glucose in corn or other plants, and plants use the sun's energy to transform carbon dioxide gas and water into a sugar called glucose. Given these facts, production of ethanol is dependent on among the following options: - the environment - the sun's energy - rubbing alcohol - Movement of an air mass - Rayleigh scattering - agriculture - heat produced - vinegar
Ans: the sun's energy

Ques: If gas is heated then that gas will expand, and cottages are heated by gas space heat or gas furnaces. Given these facts, gas does what after going through a furnace into a cottage among the following options: - expands - becomes toxic - has odor - warmth - Rise - moves - burning - compresses
Ans: expands

Ques: Characteristics that are encoded in DNA are called genetic traits, and dNA is used to transmit characteristics from parents to offspring. Given these facts, what passes traits from parents to offspring among the following options: - Birth certificate - Lactation - p53 - HIV - RNA - Pedigree - SNPs - DNA
Ans:
DNA