Questions

The hormone gibberellin was discovered in the country Japan.

Ozone layer depletion is one of the most serious problems faced by our planet earth. Substances that Deplete the Ozone Layer (ODS) emission are responsible for ultraviolet radiations from the sun break them to release chlorine (from CFCs) and bromine (from methyl bromide and halons).

Urea is a by product of amino acid catabolism, Which occurs in the liver. The nitrogen in the  amino acid becomes converted to ammonia and this is further converted by the liver into urea

True, poorly controlled stress and anger can lead to heart attacks and strokes.

Venus planet is known as the Morning Star or the Evening Star.

Norway is called as the land of midnight sun.

Damini-i-Koh was the land allocated to the Santhals. The Santhals could live on the land and practise plough agriculture, thus helping them to carry out settled agriculture.