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  9. Q100

TGPSC Group-I 2022 · Question 100 of 140

With reference to the isotopes of elements, consider the following statements : A. The isotopes of cobalt are used in the treatment of cancer. B. The isotopes of iron are used in the diagnosis of anemia. C. The isotopes of uranium are used as fuel in nuclear reactors. D. The isotopes of iodine are used in the treatment of Hepatitis A.

science-tech

  1. AA & B only
  2. BB & C only
  3. CA, B & C onlyCorrect
  4. DA, B, C & D

Answer: C. A, B & C only

Explanation

Isotope uses: Cobalt-60 — cancer treatment (A); Iron isotopes — diagnosis of anaemia (B); Uranium isotopes — nuclear reactor fuel (C). Iodine isotopes are used for thyroid treatment, not Hepatitis A (D is wrong). Correct: A, B & C. Answer: (3).

Source: TGPSC Group-I 2022 Prelims (Master Paper, Notification No. 04/2022)

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