MPSC PYQ

Polymers

Tested in 3 real MPSC questions across 2 years (20152016). See it in context on the interactive Concept Graph →

Years it was asked

What you need to know first

Monomers and polymersOrganic chemistry basicsTypes of plasticsProperties of polymersTypes of polymersMonomers

Real questions that test this

नैसर्गिक रबर हा एक _________ चा पॉलिमर् आहे. Natural rubber is a polymer of _________

1)Propene
2)Isoprene✓ Correct
3)Formaldehyde
4)Phenol

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

1)पॉलिथिलीन / Polyethylene✓ Correct
2)पॉलिस्टाईरीन / Polystyrene
3)पॉलिप्रोपिलिन / Polypropylene
4)पॉलि विनाइल क्लोराइड / Poly vinyl chloride

Polyethylene is the most widely produced and least expensive plastic, making it the most common film used for food packaging.