Can you spot the hidden clock in this family photo? Only the most eagle-eyed will find it!

I came first on earth but second on the heaven.
I also came twice in a week but found just once in a year.
I stay away from months but you can find me in February.

What am I?

What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.

I hide my treasure in the ground, my tail is big and fluffy. If you spot me in a tree, please don’t call me scruffy. What am I?

I can sizzle like bacon,
I am made with an egg,
I have plenty of backbone, but lack a good leg,
I peel layers like onions, but still remain whole,
I can be long, like a flagpole, yet fit in a hole.

How many times can you subtract the number two from the number fifty?

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

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

I look flat, but I am deep. Hidden realms I shelter. Lives I take, but the food I offer. At times I am beautiful. I can be calm, angry, and turbulent. I have no heart but offer pleasure as well as death. No man can own me, yet I encompass what all men must have. What am I?