Class 7 Science e-Book's MCQs - Complete
Uses of Radioisotopes: Class 7 Science MCQs App & e-Book - 32
Apps:
MCQ: 32
To trace the path of phosphorus, the isotope of phosphorus which is added to the fertilizers, is
- Phosphorus-31
- Phosphorus-32
- Phosphorus-33
- Phosphorus-34
b
Class 7 Science App & e-Book Tests PDF Download
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7th Grade Science MCQs eBook Download
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Class 7 Science Quiz with Answers
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