Grade 7 English MCQs

Atoms and Atom Model Multiple Choice Questions Test 33 Tests pdf Download

Practice science test 33 on atoms and atom model MCQs, grade 7 uses of radioisotopes multiple choice questions and answers. Uses of radioisotopes revision test has science worksheets, answer key with choices as harmful substances in human body, path of elements in bodies, cancer cells in human body and harmful substances in metals of multiple choice questions (MCQ) with uses of radioisotopes quiz as radioisotopes are used to trace for competitive exam prep. Free science study guide to learn uses of radioisotopes quiz to attempt multiple choice questions based test.

MCQs on Atoms and Atom Model Quiz pdf Download Worksheets 33

MCQ. Radioisotopes are used to trace

  1. path of elements in bodies
  2. harmful substances in human body
  3. cancer cells in human body
  4. harmful substances in metals

A

MCQ. Number of proton in an atom is also known as

  1. atomic number
  2. nucleon number
  3. mass number
  4. photon number

A

MCQ. Symbol of Oxygen is

  1. C
  2. N
  3. O
  4. Fl

C

MCQ. Valency of bromine is

  1. 2
  2. 1
  3. 3
  4. 4

B

MCQ. Electrons are shared in

  1. pairs
  2. sets of three
  3. individuals
  4. sets of four

A