Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) People Development & Environment

Which of the following are known carcinogens?

A. Nickel (Ni)

B. Cadmium (Cd)

C. Benzene (C₆H₆)

D. Ozone (O₃)

Choose the correct answer from the options given below:

1

Only A, B and D

2

Only A, C and D

3

Only B, C and D

4

Only A, B and C

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