General Knowledge Ecology and Environment Environmental pollution

What is the most common factor for the yellowing of the Taj Mahal gradually over the years?

1

Acid rain

2

Marble reacts with nitrogen in air

3

Marble turns yellow with time

4

Carbon monoxide present in air

Sponsored

hivanix.in

This quiz is brought to you by hivanix.in

🌐 Web App Development

Other Tools: chatwiz.hivanix.in mmspace.hivanix.in unogame.hivanix.in

Quick Navigation

Home

Subjects

Chapters