Class 7 MCQs From Class 7 Science Textbook

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Class 7 Science Study Material: Certification Test 2003

Ultrasound Learning App & e-Book: MCQ 2003

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MCQ: 2003

The melting of a metal with the help of ultrasounds is known as

  1. ultra welding
  2. ultrasonic welding
  3. ultrasound welding
  4. ultraviolet welding

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Ultrasound Study Material: Class 7 Science App & eBook MCQ

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Ultrasound MCQ App (iOS & Android)

Ultrasound MCQ App

7th Grade Science MCQ App (Android & iOS)

7th Grade Science MCQ App

6th Grade Science MCQ App (Android & iOS)

6th Grade Science MCQ App

8th Grade Science MCQ App (Android & iOS)

8th Grade Science MCQ App