PICAT/ASVAB questions with correct answers

Which of these is the best explanation of how a smooth round stone became smooth? - Answer It was in a stream for a long When a lobster grows a claw to replace one that was lost, the process is called - Answer regeneration. Any astronomical body that revolves around a larger body is called - Answer a satellite. In chemistry, to be classified as an organic substance, a substance must contain - Answer Carbon atoms. Which element does NOT contain any neutrons? - Answer hydrogen The chemical formula of a compound describes the elements the compound contains and the - Answer ratio of elements in the compound. What is the symbol for the hydroxyl ion? - Answer Н30 Which of the following is a renewable resource? - Answer natural gas How many atoms are in a single molecule of water (H20)? - Answer 3 Regeneration in man is limited to - Answer healing of wounds.