A. troposphere
B. stratosphere
C. mesosphere
D. photosphere
Correct Answer: stratosphere ✔
Last Updated: February 11, 2021
Related MCQs
- Ozone hole is substantial depletion of ozone in every year during__________?
- Which of the following is used as water disinfectant to avoid the formation of toxic compounds__________?
- Chlorination of water may be harmful if the water contains__________?
- A single chlorine free radical can destroy how many ozone molecules ?
- Which of the following factors help to measure quallity of water ?
- Which of the following gases is the main cause of acid rain ?
- Which of the following is not primary pollutant__________?
- The yellow colour in photochemical smog is due to presence of__________?
- Major cause of SO2 on global scale is__________?
- Which of the following is not a secondary pollutant__________?
- Requirement of macronutrient per acre of the land is__________?
- Which of the following is not a heavy industry ?
- Pollutants have adverse effect over__________?
- The main product of bacterial action is__________?
- The percentage of suspended solid waste in raw water is removed by coagulation is__________?
- Which one of the following makes the bulk of hydrospheres content ?
- Which substance can be used for disinfecting water ?
- The main pollutant of leather tanneries in the waste water is__________?
- Newspaper can be recycled again and again how many times ?
- In the purification of portable water the coagulant used is__________?
- Which statement is wrong ?
- Which of the following air pollutants is more dangerous for ozone layer ?
- Which of the following is not a condition for the formation of smog ?
- Acid present in acid rain may be__________?
- Hypochlorous acid is used for disinfecting the water it reacts with the dissolved ammonia producing__________?
- Residence time of methane in the atmosphere is__________?
- Three elements needed for the healthy growth of plants are__________?
- Which of the following is a macro nutrient ?