This quiz works best with JavaScript enabled. Home > Science > Units Abbreviations Inventions Discoveries – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Units Abbreviations Inventions Discoveries Quiz 3 (7 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is meant by RNA? A) Ribonucleic Acid. B) Radiation Nucleic Acid. C) Ribonucleic Agency. D) Radiation-nucleic Association. Show Answer Correct Answer: A) Ribonucleic Acid. 2. RAM means. A) Read After Memory. B) Random Access Memory. C) Random Access Memory. D) Read After Marriage. Show Answer Correct Answer: B) Random Access Memory. 3. Aeroplane was invented by Wright Brothers in. A) 1903. B) 1906. C) 1907. D) 1913. Show Answer Correct Answer: A) 1903. 4. Metre is the unit of. A) Mass. B) Length. C) Balance. D) Distance. Show Answer Correct Answer: B) Length. 5. SOS means. A) Sample Of Statues. B) Series Of Schools. C) Save Our State. D) Save Our Souls. Show Answer Correct Answer: D) Save Our Souls. 6. CNG stands for. A) Chloro N'itro Gas. B) Compressed Natural Gas. C) Compressed Nitrogen Gasoline. D) Complete New Gas. Show Answer Correct Answer: B) Compressed Natural Gas. 7. Which of the following is used to measure velocity of wind? A) Altimeter. B) Skinmometer. C) Ammeter. D) Anemometer. Show Answer Correct Answer: D) Anemometer. ← PreviousRelated QuizzesUnits Abbreviations Inventions Discoveries Quiz 1Units Abbreviations Inventions Discoveries Quiz 2Big Bang Theory QuizBiological Sciences QuizBiology QuizBotany QuizBranches Fields Of Science QuizCell Biology QuizChemistry QuizCirculatory System QuizComputers Electronics Communication QuizEarth Science QuizEcology Biodiversity Conservation Environmental Issues QuizEcology QuizElements Compounds Substances Metals And Non Metals QuizEndocrine Glands QuizEnergy Energy Resources QuizEnvironmental Sciences QuizEveryday Science QuizGeneral Science QuizGenetic And Mendel S Law Of Heredity QuizHuman Body And Reproduction QuizHuman Physiology Anatomy QuizNature Of Science QuizNervous System QuizNuclear Science QuizPhysics QuizPlant Kingdom QuizRespiration QuizScientific Names Of Plants And Animals QuizSkeletal System QuizSoil And Agriculture QuizSoil Erosion And Conservation QuizSolar System QuizThe Universe QuizUnits Devices Dimensions And Measurements QuizVirus And Bacteria QuizVitamins Minerals Coenzymes And Deficiency Diseases QuizZoology Quiz 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books