Poll Results
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Choose the incorrect statement:
The incorrect statement is: (d) An isotope of magnesium is used in the formation of chlorophyll.
Magnesium itself (not its isotope) is essential in the formation of chlorophyll, but the isotope of magnesium is not specifically used in this process.
The other statements are correct:
Iodine-131 is used in the treatment of goitre.
Cobalt-60 is used in cancer treatment.
Uranium-235 is used as a fuel in nuclear reactors.
Class 9th Science NCERT MCQ Questions
NCERT Books MCQ Questions Session 2024-2025.
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