Topic Details (Notes format)

Which is the hardest substance in the human body?

Who discovered the human microbiome?

Which Chinese dynasty created the Terracotta Army to protect Emperor Qin Shi Huang in the afterlife?

Which phenomenon is caused by the expansion of air due to lightning, heard as a loud crack or rumble?

Which chemical element was discovered by Marie and Pierre Curie, named after Marie’s homeland?

In which city were the Hanging Gardens, one of the Seven Wonders of the Ancient World, supposedly located?

Which wave phenomenon results in the bending of waves around corners or obstacles?

Who discovered practical AC electricity?

Which part of the electromagnetic spectrum has wavelengths between infrared and ultraviolet?

Which is the national animal of India?