Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

What goes up but never comes down?

I am lying and I always lie. Tell me whether I am lying or telling the truth.

What kind of band never plays music?

It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?

A family is trapped in a jungle. There is a bridge which can lead them to safety. But at one time, the bridge can only allow two people to pass through. Also, all of them are afraid of the dark and thus, they can't go alone.

Father takes 1 minute to cross, the mother takes 2 minutes, the son takes 4 and the daughter takes 5 minutes. While crossing the time taken will be according to the slower one. How can they all reach the other side in the minimum possible time?

John was drowned by he was not wet. How?

The centre of the third figure is empty. What digit should fit inside?

In my garden, I have many trees but only one of them is the mango tree. In these mango trees, there are some mangoes(as expected).

But after a strong wind, there are neither mangoes on the tree nor on the ground. Explain?

I’m tall when I’m young, and I’m short when I’m old. What am I?