निम्नलिखित में से

Which organ is primarily affected by the disease "Xerophthalmia"?

What is the pH level of distilled water? 

Consider the following statements in regards to INS 2B (ISRO NanoSatellite 2B):

1. The INS 2B is a nanosatellite

Approximately how old is the Sun? 

Which element has the highest percentage in the Earth's crust?

Who is recognized as the inventor of the television?

What is dendrochronology?

Insulin hormone is secreted by which of the following organ?

How long does it take for sunlight to travel from the Sun to Earth? 

Rifting typically occurs at which type of tectonic boundary?