Question
What is the main cause of the physiological disorder
known as "Tirak" or "bad boll opening" in cotton?Solution
The physiological disorder "Tirak" or "bad boll opening" in cotton is caused by water deficit on light sandy and alkaline soils. Early sowing can contribute to this condition. Late sowing in June and applying extra water at flowering and fruiting stages can help control this disorder.
In how many different ways can 6 History and 5Hindi books be arranged in a shelf so that they are arranged alternately?
A man has 15 friends out of which 7 are his relatives. In how many ways can he invite his 9 friends in which at least 5 must be his relatives?
In how many ways can a group of 2 boys and 2 girls be made out of a total of 6 boys and 4 girls?
Using all the letters of the word CANOER, how many words start with a vowel but end with a consonant?
How many four-letter words without repetition having exactly two vowels can be formed by using the letters of the word "EDUCATE"?
How many arrangements of the word COMMITTEE are possible if the vowels are always together?
- Six dancers are to be lined up for a stage entry. Among them, three are from the same team and must not be adjacent. How many valid line-ups are possible?
Find total number of ways in which the word āDEPRESSIONā can be arranged.
In how many different ways can the letters of the word āVARIOUSāĀ be arranged in such a way that the vowels occupy only the odd positions?
...A bag contains 4 violet, 2 grey and 6 black pullovers. 3 pullovers are chosen at random. What is the probability that at least 2 pullovers chosen will b...