Question : Which of the following is the first man-made plastic that is a bad conductor of heat?
Option 1: Teflon
Option 2: Polythene
Option 3: Bakelite
Option 4: Nylon
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Correct Answer: Bakelite
Solution : The correct answer is Bakelite.
Bakelite is the first synthetic plastic invented in 1907. It is a thermosetting resin known for its electrical insulating properties, durability and distinctive appearance. Bakelite played a significant role in shaping the plastics industry and had a transformative impact on manufacturing, design and consumer products.
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Question : Select the most appropriate meaning of the given idiom.
The black sheep
Question : Comprehension:
In the following passage, some words have been deleted. Fill in the blanks with the help of the alternatives given. Select the most appropriate option for each blank.
The rain was coming down relentlessly. Even (1)______ a fast
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