Question
____ fertilizer is not recommended in potato
crop.Solution
MOP (KCl) fertilizer is not recommended in solanaceous crop because Cl ions adversely affect the dry matter and starch content of potato.
How many 10 digit numbers can be formed using the digits 1, 2, 0, 2, 4, 1, 2, 4, 2, 4 ?
If 2 pens are drawn at random what is the probability that one is black and one is red ?
If 3 pens are drawn at random what is the probability that all are black?

In how many different ways can the letters of the word ‘SURGICAL’ be arranged so that the vowels always come together ?
How many words can be formed with the letter of the word ‘FUTURE’ if repetition is not allowed?