Which two signs should be interchanged to make the given

Which of the following is a bacterial disease?

When carbon dioxide gas is passed through lime water, a white precipitate is formed, which dissolves on

Who is credited with the discovery of X-rays?

NaOH + HC1 -> NaCl + H₂ O in the given chemical reaction 

Tendons and Ligaments are

Which of the following mixture is burnt to produce very high temperatures and are used for cutting metals and for

welding?

Which one of the following is a natural substitute for common sugar?

Non-vascular plants do not contain:

The last phase of which disease is known as "lockjaw"?

Which part of cinnamon tree is used in condiments and medicines ?