Sohan's father was 32 years old when he was born while his mother was 28 years old when his brother, who is two years younger than him, was born. What is the difference between the ages of her parents? (in year)

The law of minimum was given by which of the following scientist?

Super rice is developed by

In a field plot size of 2.4X5m, the yield is given in kg. how the yield will be coverted into quintal?

If for a rice variety, grain yield is 3.2t/ha and straw yield is 4.8t/ha, then the value of harvest index is ____

Blister blight of tea is caused by

The instrument used for measuring depth of water table is known as:

Given below are two statements one assertion and other reason:

Consider the following statement about MPEDA

I.        MPEDA established under Ministry of commerce and industries.

Match List I with List II :

Plant hormone of nucleotide origin