Second layer of Earth’s atmosphere is__________?

Related Mcqs:

A device that converts mechanical energy into electric energy is called_______?

A. Motor. B. Transformer. C. Coil. D. Generator....

Which Gas is used in the preparation of Soft drinks?

A. Oxygen B. Carbon dioxide C. Nitrogen D. Halogen...

When our sun reaches the end of its red giant phase, it will turn into a___________?

A. Supernova B. White Dwarf C. Black Hole D. Neutron Star...

According to many, including the Guinness Book of World Record,________is the world’s rarest mineral?

A. Painite B. Benitoite C. Jadeite D. Taaffeite...

The deficiency of vitamin K causes ________ ?

A. Loss of appetite B. Scurvy C. Sterility D. Blood clotting disorder...