Ruby is an oxide of__________?

Related Mcqs:

How many bones in our body?

A. 102 B. 306 C. 206 D. 204...

The lenses are used for the correction of:____________?

A. Long-sightedness B. short sightedness C. Both A & B D. None of those...

Which is the anti-coagulant substance in blood?

Fibrinogen Heparin Thrombin Globin...

Stripes on each side of “Grévy’s Zebra” is about_________?

A. 20+ B. 30+ C. 80+ D. 36+...

Dyne is the unit of?

a)  force b)  pressure c)  velocity d)  momentum...