What is so fragile that saying its name breaks it?

A gardener planted the Lemon trees in a mathematical ordered way (i.e. he planted a tree in rows).
He created a total of 19 rows of trees.

Note: There should be more than 2 trees to count as a row.

What is the minimum number of trees required by the gardener to have 19 rows of trees?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

In one of the popular batman series movie "Batman Forever", there was a riddle that goes like "Tear me off and then scratch my head and I was red then and now I am back. Who am I?

If Rajina's daughter is my daughter's mom, who am I to Rajina?

Which number comes next in the number series?

2, 9, 30, 93, ?

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

Identify the next two numbers in this series.

101, 112, 131, 415, 161, 718, ???, ???

In a football game, Christina defeated Teresa by 2 - 0 but no man from either side scored. How can this be possible?