When warm air rises up and cold air from the surrounding areas rushes in to fill its place then this sets up ________________ in air.
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Which plant tissue is also known as growing tissue?
The sum of two digits of a number is 10. If the digits are interchanged, then its value increases by 18. Find the number.
Who among the following is not a Bharat Ratna recipient?
The ratio of two numbers is 5 : 9 and their difference is 44. What will be the smaller number among both the numbers?
In a bag, the ratio of red balls to green balls is 4:9. If 7 more red balls are added to the bag, the ratio of red balls to green balls will become 5:6. How many green balls are there in the bag?
The mass per unit volume is called
Three angles of a quadrilateral are 60°,90°and 100°. Then the fourth angle of the quadrilateral is