Chemistry Test 10

Result

Chemistry Test 10

Score
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Rank
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TIME Taken - -

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Weekly Quiz Competition

Question 1
4 / -1

The regenerated fibre among these is

A
Rayon

B
Nylon

C
Polyester

D
Trerelene

Solution

Rayon is also semi synthetic fibre.
Hence, option A is correct.

Question 2

4 / -1

Match list I with List II and select the correct answer using the codes given below the lists:

List I	List II
A. Domestic sewage	i. Strip mining
B. Chemical fertilizers	ii. Mineral acids
C. Erosion of soil	iii. Source of microorganisms
D. Abandoned coal mines	iv. Source of plant nutrients

A-(iii), B-(iv), C-(i), D-(ii)

A-(ii), B-(iv), C-(iii), D-(i)

A-(i), B-(iii), C-(ii), D-(iv)

A-(iv), B-(ii), C-(i), D-(iii)

Solution

Domestic sewage is the source of Microorganisms, Chemical fertilizers are the source of plant nutrients, Erosion of soil by strip mining give sediments and abandoned coal mines produce mineral acids.
Hence, option A is correct.