সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন
Which one of the completed the 100th anniversary of its discovery in 1995?
Which one of the completed the 100th anniversary of its discovery in 1995?
- ক. X-rays
- খ. diesel engine
- গ. detergents
- ঘ. photography
সঠিক উত্তরঃ X-rays
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- Which of the following is not a radio active metrial?
- Which disease appeared as a threat to our poultry sector in recent years?
- To glavanise iron, iron is coated with which of the followiing?
- What is the name given to the respiratory holes on the surface of a leaf?
- The name of the strand of virus, known as 'swine flu' virus, that has been declares as a pandemic worldwide is:
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Basic Information of Daily Science, Inventions and...