Copper is used in the production of___________?

Related Mcqs:

1. Copper can be converted into gold by ?

   A. Artificial radioactivity
   B. heating
   C. Electroplating
   D. Chemical reaction

2. By which process copper is refined ____________?

   A. Roasting
   B. Oxidation
   C. Zone Refining
   D. Electrolysis

   Submitted by: WIQAR AHMAD

3. Entomology Is the Study of___________?

   A. worms
   B. insects
   C. Animals
   D. All of these

   Submitted by: Raza Talpur

4. Muscle fatigue is caused by the accumulation of___________?

   A. Uric acid
   B. Lactic acid
   C. Oxalacetic acid
   D. Fyruvie acid

   Submitted by: WIQAR AHMAD

5. Wisdom teeth normally grow between the age of___________?

   A. 34-40
   B. 17-30
   C. 45-55
   D. 10-17

   Submitted by: Hafeez Alam Saila

6. Diamond is harder than Graphite because of___________?

   A. Difference in crystalline Structure
   B. Tetrahedral structure of diamond
   C. Difference in layer of atoms
   D. None of these

   Submitted by: Malik Asghar Hussain

7. Blood does not coagulate inside the body due to the presence of___________?

   A. Haemoglobin
   B. Fibrin
   C. Heparin
   D. Plasma

   Submitted by: Yaseen Nohri

8. Lock Jaw i.e. difficulty in opening the mouth, is a symptom of___________?

   A. Chlorea
   B. Plague
   C. Diphtheira
   D. Tetanus

   Submitted by: Farhan Rana

9. Deficiency diseases are caused due to the deficiency of___________?

   A. Proteins
   B. Vitamins
   C. Carbohydrates
   D. Fats

   Submitted by: Irum perveen

10. SONAR is based on the principle of___________?

    A. Echo
    B. reverberation
    C. resonance
    D. None of these

    Submitted by: Abid Otho