2020Science
Which of the following polymer is NOT a thermoplastic?
GS Paper I (General Studies)
Narrow by subject and work through the questions in order.
Which of the following polymer is NOT a thermoplastic?
Match List - I with List - II and select the correct answer from the codes given below the lists :
List – I (Metal) | List-II (Property) |
A. Sodium | 1. Good conductor of electricity |
B. Mercury | 2. Liquid at room temperature |
C. Silver | 3. Poor conductor of heat |
D. Lead | 4. Can be easily cut with knife |
Given below are two statements, one is labelled as Assertion (A) and other as Reason (R):
Assertion (A): Invert sugar is more sweeter than sucrose.
Reason (R): Invert sugar is obtained by the hydrolysis of sucrose.
Select the correct answer from the codes given below.
Which one of the following substances is NOT synthetic ?
Match List - I with List-II and select the correct answer from the codes given below the lists :
List – I (Substance) | List – II (Use) |
A. Blue Vitriol | 1. Artificial rain |
B. Eosin | 2. Fungicide |
C. Silver iodide | 3. Red ink |
D. Zinc phosphide | 4. Rodenticide |