MCQ PracticeA highly vesicular material derived from acidic laves and produced in very large quantities known asSubject: Biotechnology EngineeringTopic: Environmental BiotechnologyAScoriaeBVolcanic bombCPumiceDTuffCorrect Answer: CPractice QuizBack to MCQsRelated MCQsCurrent flows in a circuit whenEighttenths coulomb passes a point in 4 s. The current in amperes isThe unit of electrical charge is the