Polymers
Polymers is a Science & Technology concept from the MPSC syllabus, tested in 3 past MPSC questions (2015, 2016, 2025). Below are those real questions with their correct answers and explanations, plus the concepts worth being comfortable with first.
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नैसर्गिक रबर हा एक _________ चा पॉलिमर् आहे. Natural rubber is a polymer of _________
Natural rubber is a natural polymer made up of repeating units of isoprene (2-methyl-1,3-butadiene).
सॉलिड फुड पॅकेजिंगसाठी सर्वात अधिक वापरली जाणारी व स्वस्त प्लास्टिक फिल्म कशाची असते ? The most common and least expensive plastic film used for packaging of solid food materials is
Polyethylene is the most widely produced and least expensive plastic, making it the most common film used for food packaging.
व्यावसायिक तंतूंच्या उत्पादनात लकरीला पर्याय म्हणून खालीलपैकी कोणाचा वापर केला जातो ? / Which of the following is used as a substitute for wool in the production of commercial fibers?
Polyacrylonitrile (PAN) is a synthetic polymer used as a substitute for wool in the production of commercial synthetic fibers like Orlon or acrylic.