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  • Nutrition in Plants
  • Which of the following is a trace element required by pla...
Multiple choice

Which of the following is a trace element required by plants and also its radioactive isotope is used in cancer therapy?

  1. Iron

  2. Calcium

  3. Cobalt

  4. Sodium

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Cobalt is a trace element required by plants and its radioactive isotope is used in cancer therapy.

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