Classic Classic Quiz Science class 8 by Tharun005 Tharun005 37 415 played - 6 yrs ago About class 8 ncert QUIZ 10 QUESTIONS medium 1 Which plastic cannot be breakable? ThermoThermosettingHeatedPasteurized 2 What is the chemical name of sulphuric acid? NAcLH2oH2SO4Not the above 3 Which non metal is very reactive on room temperature? PhosporusPhosphorusPorusOxygen 4 Which metal can be cut easily with a knife? Sodium Gold Argentium Ferrous 5 What is the following symbol for wire? ----------------Gdhdhdudnd: : : : : : : :://///-/ : ;() 6 Which of the following is not a synthetic fibre? RayonNylonJutePolyester 7 Which micro-organism help in fermentation? YeastEastWestAlgae 8 Who discovered fermentation and pasteurization? Louis PasteurAlexander FlemingRobert CookJames Watt 9 What is the category of micro-organism for plasmodium? ProtozoanAlgaeVirusBacteria 10 What are the three types of bacteria? Coccus, spirillum, bacillusLacto, algae, yeastParamecium, protozoa, chlamydomonasChlamydomonas, zinc sulphate, copper sulphate
