Example of thermosetting plastic is ______________

Assertion : Plastic are non - biodegradable.

Reason : As they cannot be decomposed by micro - organisms.

Which of the following preperties makes plastic suitable for storing various kinds of chemical and pickles?

Select the one that is a natural polymer.

Plastic are _____________ in weight .

_____________  are generally the bad conductors of heat.

Match column 1 with column 2 and mark the correct option from the givenn codes

Each of the question contains an assertion followed by reason. Read them carefully and answer the question on the basis of following options. You have to select the one that best describes the two statements.

Assertion : Plastics are non-biodegradable.

Reason : They cannot be decomposed by microorganisms.

Which out of the following is used for making disposable cups ?

Which of the following are correct ?

(a) The first man - made plastic was created by Alexander parks .

(b) Plastics have much less toughness as compared to metals & Alloys like steel .

(c) Plastics are much lighter in weight as compared to wood, metals etc .