In April 2017, Emma Morano, the world’s oldest woman has passed away at the age of 117. Which country was she from?
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Who is the present (2017) Secretary General of SAARC?
The largest dolphin species is the orca, also called as ________.
Ananas comosus is the scientific name of ________.
What is the unit of calorific value?
Pressure cooker cooks rice faster because
Rate of work done is _______.
________________ refers to the superposing of two or more coherent waves to produce regions of maxima and minima in space, according to the principle of superposition.