Question 1 :
Which of the following polymers of glucose is stored by animals?<br>

Question 2 :
State, whether the following statements are True or False.<br>Thermoplastic polymer is one which softens on heating and becomes hard on cooling.

Question 4 :
A high molecular weight molecule built from a large number of small molecules is called a ____.<br/>

Question 7 :
Substances which can be stretched to cause large strains are called

Question 8 :
<p class="MsoNormal"><span>Ropes of n</span><span>ylon and polyester</span><span> are commonly&#10;used in cranes and elevators.</span></p>

Question 9 :
<span> Which of the following kind of polymers are known for their high crystallinity?</span>

Question 15 :
Given the polymers<br/>$A=$ Nylon 6,6; $B=$ Buna-S; $C=$ Polythene.<br/><br/><div>Arrange these in decreasing order of their intermolecular forces.</div>

Question 17 :
Match the column A and B<br><table class="wysiwyg-table"><tbody><tr><td>Column A</td><td>Column B</td></tr><tr><td>(i) Thermoplastics</td><td>(a) Handles of utensils, floor tiles</td></tr><tr><td>(ii) Thermosetting plastics</td><td>(b) Melamine</td></tr><tr><td>(iii) Biodegradable</td><td>(c) Teflon</td></tr><tr><td>(iv) Fire proof plastic</td><td>(d) Wood</td></tr><tr><td>(v) Oil and water do not stick</td><td>(e) Combs, containers</td></tr></tbody></table>

Question 20 :
Which of the following is an example of thermosetting polymer ?

Question 22 :
Which of the following is not an example of addition polymer?<br>

Question 25 :
The basis on the mode of their formation, the polymers can be classified:

Question 34 :
Soft drink and baby feeding bottles are generally made up of:

Question 35 :
Formation of polyethylene from calcium carbide taken place as follows:<div><br/>$CaC_2+2H_2O\rightarrow Ca(OH)_2+C_2H_2$<br/>$C_2H_2+H_2\rightarrow C_2H_4$<br/>$nC_2H_4\rightarrow (CH_2-CH_2)n$</div><div><br/>The amount of polyethylene obtained from 64.0 kg of $CaC_2$ is:</div>

Question 36 :
Under hydrolytic conditions, the compounds used for preparation of linear polymer and for chain termination respectively are:

Question 40 :
Under high pressure and in presence of nickel cyanide catalyst, acetylene on polymerisation gives:

Question 41 :
Which of the following polymers can be made by condensation polymerisation reaction?

Question 42 :
Match the column I with column II and mark the appropriate choice.<br><table class="wysiwyg-table"><tbody><tr><td></td><td>Column I</td><td></td><td>Column II</td></tr><tr><td>(A)</td><td>PVC</td><td>(i)</td><td>Rubber</td></tr><tr><td>(B)</td><td>Condensation polymer</td><td>(ii)</td><td>Thermoplsatic</td></tr><tr><td>(C)</td><td>Polysaccharide</td><td>(iii)</td><td>Dacron</td></tr><tr><td>(D)</td><td>Elastomer</td><td>(iv)</td><td>Natural Polymer</td></tr></tbody></table>

Question 43 :
Which of the following can be remelted time and again without producing any change ?