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Due to improper / indiscriminate disposal
of old and used computers or their parts, which
of the following are released into the
environment as e-waste ?
1. Beryllium
2. Cadmium
3. Chromium
4. Heptachlor
5. Mercury
6. Lead
7. Plutonimum
Select the correct answer using the codes given
below.

1)1, 3, 4, 6 and 7 only

2)1, 2, 3, 5 and 6 only

3)2, 4, 5 and 7 only

4)1, 2, 3, 4, 5, 6 and 7


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  • : 1
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    1, 2, 3, 5 and 6 only

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  • Exam: CSAT IAS 2013





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