Question
When is “World Biofuel Day” observed worldwide?
Solution
The day is observed in honour of Sir Rudolf Diesel, inventor of the diesel engine. It is observed to spread awareness about unconventional sources of fuels that could work as an alternative to fossil fuels.

Who among the following lives on topmost floor?
Choose the figure which is different from the rest.
‘L + M’, means ‘L is the sister of M’
‘L - M’, means ‘L is the daughter of M’
‘L × M’, means ‘L is the brother of M...
Statement: A 16-year-old boy drowned in a lake when he went for a swim along with his friends.
Courses of actions:
I. Coaching for Swi...
What is the difference between the floor numbers of X and Y?
In each of the following questions select the one which is different from the other three responses.
Number of letter skipped between adjacent letters in the series decreased by one. Find out the series that is in this sequence?
Find the odd word/ letters/number pair/number from the given alternatives.
Choose the figure which is different from the rest.