Question

u plastil 15
a)Recycling (b)Incineration
(13)Rayon is different from synthetic fibres because
(c)Burying (d)Waste
allt is obtained from wood pulp (b) It has a silk-like appearance
(c)Its fibres can also be woven like those of natural fibres
(d)It can be dyed in a wide of colours
(14)Plastics are heat
faConductors (b)Insulators (c)Absorbers (d)Adsorbers
(15)If the burnt plastic contains chlorine, then poisonous gas is given out.
(a)SO2
(b)CO2
(C)N20
(d)H20
(16)A large molecule formed by repeating smaller units is called
(a)Polymer (b)Monomer (c)Trimmer (d)Bimer
(17) Name the poisonous gas that all plastics can produce if they burn with
not enough oxygen present is
(a)CO2
(b)SO2
(c)N20
(d)H2O
(18)The plastic that soften on heating and can be reshaped is called
(a)Thermoplastics (b) Thermosetting plastics (c)Fibers (d) Pla
(19)The melting point of thermoplastics is
(b)High (c)Fast
(d)Sharp
(a)Low
ing a large polymer molecule by joining together​

Answer 1

Answer:

1.for making the text look coloured refer the below syntax and ignore the dots

[.tex]\red{the\:text\:appears\:in\:red}[./tex]

result

\red{the\:text\:appears\:in\:red}thetextappearsinred

2.for making the text marquee

[.tex]<marquee>{the\:text\:appears\:like\:this}</marquee>[./tex]

result

= < marquee > {the\:text\:appears\:like\:this} < /marquee > <marquee>thetextappearslikethis</marquee>

3. for making the text look bold

[.tex]\bold{the\:text\: appears\: like\: this }[./tex]

result =

\bold{the\:text\: appears\: like\: this }thetextappearslikethis

4. for showing the exponential value

[.tex]{no.}^{power}[./tex]

result

= {no.}^{power}[ /tex] 5. for showing the square root value [.tex]\sqrt{no.}[./tex] result = $\sqrt{no.}no. </p><p>power</p><p>$5.forshowingthesquarerootvalue[.tex]

no.

[./tex]result=[tex]

no.

\bold{\boxed{thanx}}

thanx

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