CConquer UPSCSign in
All PYQsPractise free. Progress is kept on this device.
Subject

Theme

Chemistry and Materials Science

15 PYQs · Asked in 10 of 16 years · Free practice

Microthemes in this theme· 8

Selected microtheme

Polymers, Plastics and Elastomers

3 PYQs · Asked in 3 of 16 years

PYQs on Polymers, Plastics and Elastomers

3 PYQs from 2011–2026
Reset
Checking your session…

Showing 3 questions.

Prelims 2024

1 question
Science & TechnologyChemistry and Materials SciencePolymers, Plastics and ElastomersHard (editorial estimate)
Question details
Type:
Statement based
Skill:
Application
Tags:
Hydrogels · Drug delivery · Polymer applications

Classification and difficulty are editorial labels. Explanations are awaiting review.

2024 · Q36

Prelims 2024, question 36: Polymers, Plastics and Elastomers

In which of the following are hydrogels used ? 1. Controlled drug delivery in patients 2. Mobile air-conditioning systems 3. Preparation of industrial lubricants Select the correct answer using the code given below:

Confidence & approachOptional

Add before checking your answer.

How confident are you?

Used elimination?

Answered from memory?

Skip any field. You can still check your answer.

Choose an option to enable Check answer.

Full question page ↗

Prelims 2022

1 question
Science & TechnologyChemistry and Materials SciencePolymers, Plastics and ElastomersMedium (editorial estimate)
Question details
Type:
Statement based
Skill:
Fact recall
Tags:
PET plastics · Polymers, Plastics and Elastomers
Related topics:
Plastic and Microplastic Pollution

Classification and difficulty are editorial labels. Explanations are awaiting review.

2022 · Q46

Prelims 2022, question 46: Polymers, Plastics and Elastomers

With reference to polyethylene terephthalate, the use of which is so widespread in our daily lives, consider the following statements: 1. Its fibres can be blended with wool and cotton fibres to reinforce their properties. 2. Containers made of it can be used to store any alcoholic beverage. 3. Bottles made of it can be recycled into other products. 4. Articles made of it can be easily disposed of by incineration without causing greenhouse gas emissions. Which of the statements given above are correct?

Confidence & approachOptional

Add before checking your answer.

How confident are you?

Used elimination?

Answered from memory?

Skip any field. You can still check your answer.

Choose an option to enable Check answer.

Full question page ↗

Prelims 2021

1 question
Science & TechnologyChemistry and Materials SciencePolymers, Plastics and ElastomersEasy (editorial estimate)
Question details
Type:
Single choice
Skill:
Fact recall
Tags:
bisphenol A · Polymers, Plastics and Elastomers
Related topics:
Toxic Chemicals, Pesticides and Persistent Organic Pollutants

Classification and difficulty are editorial labels. Explanations are awaiting review.

2021 · Q74

Prelims 2021, question 74: Polymers, Plastics and Elastomers

Bisphenol A (BPA), a cause of concern, is a structural/key component in the manufacture of which of the following kinds of plastics?

Confidence & approachOptional

Add before checking your answer.

How confident are you?

Used elimination?

Answered from memory?

Skip any field. You can still check your answer.

Choose an option to enable Check answer.

Full question page ↗