সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
Which one of the following is responsible for the depletion of ozone layer?
Which one of the following is responsible for the depletion of ozone layer?
- ক. PAN
- খ. sulphur oxide
- গ. chloroflurocarbons
- ঘ. methane
সঠিক উত্তরঃ chloroflurocarbons
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- A space that contains no air or any gas is known as--
- Sir Jagadish Chandra Bose is famous for his contribution in the field of--
- The three methods of science are observation, experimentation and ----.
- Which of the following is a device for storing electric charge?
- Which of the following is a parasite?
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Basic Information of Daily Science, Inventions and...