Question

Which of the following is not a synthetic fibre?
b. Cotton
c. Nylon
d. Acrylic
b. Spandex
C.
Acrylic
d. Nylon
b. Wrinkle resistant
d. Poor elasticity
A synthetic fibre used for making fishing nets and strings of badminton and
Which of the following is a characteristic of a synthetic fibre?
7. Which of the following fibres are used for making conveyor belts?
A. Choose the correct option.
1.
a. Spandex
2.
tennis racquet:
a. Rayon
3.
a. Good conductor of electricity
c. High moisture absorbing capacity
Which of the following is a property of a plastic?
4.
a. Poor conductor of electricity
c. Insoluble in water
A plastic used as automobile battery casings:
b. LDPE
C. PS
Which of the following cannot be remoulded after heating?
a. Polyvinyl chloride
b. Terylene C. Cotton
Which of the following fabrics is waterproof?
b. Rayon
C. Spandex
b. Does not corrodes or rusts
d. All of these
5.
a. PP
d. PVC
6.
b. Polypropylene
d. Polystyrene
c. Melamine
a. Rayon
d. Acrylic
8.
d. Wool
b. yogurt containers
d. All of these
a. Nylon
9. Polypropylene is used for making
a. ketchup bottles
c medicine bottles
0. Which of the following are harmful effects associated with plastic disposal?
a. Reproductive failure in fish and other aquatic organisms
b. Burning of plastics produce toxic gases and smoke
c. Plastics that get buried prevent rainwater from seeping into the
grour
d. All of them​

Answer 1

Answer:

b.cotton

Explanation:

Because cotton is a natural cloth

Answer 2

Answer:

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Explanation:

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