Who invented the bifocal glasses?
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Who won Nobel prize for Physics in 2015?
Which of the following is NOT considered as Amir Khusro's creation?
Who awarded the Kaisar-i-Hind medal of the British to Mahatma Gandhi for his contribution to ambulance services in South Africa?
____________ scheme by the Central Government states that an insurance of 10 lakhs will cover each passenger traveling by Indian Rail while booking a ticket if an amount of 92paise is paid.
Family is important to the socialization process because:
Which of the following is the cleanest source of energy?
___________ is obtained by evaporation of sea.