Questions

A complex sentence is a sentence that contains an independent clause and one or more dependent clauses.

If two clauses are connected with a coordinating conjunction, it's a compound sentence.

If two clauses are connected with a subordinating conjunction, it's a complex sentence.

Natural Gas is a Non Renewable Resource of Energy because that does not renew itself once used, unlike the other choices. 

It is a resource that will not be naturally replenished.

The Qutub Minar in New Delhi was lit up in blue as part of World Autism Day on 2 April.

An interpreter reads one instruction at a time and carries out the actions implied by that instruction. It does not perform any translation. But a compiler translates the entire instructions

The study of flags is called Vexillology and the art of flag design is called as Vexillography. The man who studies flags is called as Vexillologist.

The Sunglasses. 

It protects us from the sunlight and it sits on the bridge means hangs on our ears and nose. Only who keeps that can see through it and others wonder what he is watching.

Tubes that bifurcate from the windpipe are called Bronchi.

Air or gas can build up in the pleural space and when this happens, it's called a pneumothorax.

Hence the given statement is TRUE.