Which of the following can be found as pollutants in the drinking water in some parts of India? 1. Arsenic 2. Sorbitol 3. Fluoride 4. Formaldehyde 5. Uranium Select the correct answer using the codes given below.

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. Heptachlo…

With reference to 'fly ash' produced by the power plants using coal as fuel, which of the following statements is/are correct? 1. Fly ash can be used in the production of bricks for building construc…

What will be the decreasing order of the following which contribute to the "Greenhouse effect"? (i) CO₂ (ii) CH₄ (iii) CFCs (iv) N₂O Select the correct answer using the codes given below:

Match List- I with List- II select the correct answer using the codes given below : List-I A. Skin Cancer B. Noise Pollution C. Global Warming D. Ozone Hole List- II 1. Chlorofluorocarbons 2. Ultravi…

With reference to Eutrophication, which of the following statement(s) is/are correct? 1. It decreases dissolved oxygen of water. 2. It is a phenomenon of nutrient enrichment of a water body. Select t…