Due to improper/indiscriminate disposal of old and used computers of 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. Plutonium Select the correct ans

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Q: 4 (IAS/2013)
Due to improper/indiscriminate disposal of old and used computers of 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. Plutonium

Select the correct answer using the codes given below.
AnyChart Trial Version

question_subject: 

Ecology

question_exam: 

IAS

stats: 

0,249,166,45,249,30,91

keywords: 

{'indiscriminate disposal': [0, 0, 0, 1], 'cadmium': [1, 0, 0, 0], 'plutonium': [0, 1, 0, 0], 'computers': [0, 0, 1, 4], 'mercury': [0, 0, 2, 2], 'chromium': [2, 1, 9, 1], 'beryllium': [0, 0, 0, 1], 'environment': [2, 0, 0, 3], 'heptachlor': [0, 0, 0, 1], 'parts': [6, 2, 8, 19]}