state gov APPSC (ఆంధ్రప్రదేశ్) Group 2 (Pre + Mains) Mock Test 2023 General Knowledge Ecology and Environment Environmental pollution
Which of the following is/are the sources of Radioactive pollution?
1. Nuclear reactors
2. Soil sediments
3. Medical equipment
4. Magma
Select the correct answer using the code given below.
1
1 and 3 only
2
1 and 4 only
3
1, 2 and 3
4
1, 2 , 3 and 4