Which of the below owl is odd one out?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

Identify Me

Hint1: I am a god
Hint 2: I am a planet
Hint 3: measurer of heat

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

On rolling two dices (six-sided normal dice) together, what is the probability that the first one comes up with a 2 and the second one comes up with a 5?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?

A man is found dead in his bathroom naked with blood scattered all around him. The bathroom was locked from the inside and there is no trace of any struggle. There is nothing in the bathroom except his pant with the belt still around and his shirt. Also, the medic team can't find any incision in his body that may have been the reason behind so much blood loss.

The Police department is clueless regarding this murder mystery.
Can you?

What number divided by 4 is the same as that number minus 4?

A wooden log balances equally on the scales when weighed with three-quarters of a pound and three-quarters of a wooden log.

Can you calculate the weight of the entire wooden log?

What 8 letter word can have a letter taken away and it still makes a word. Take another letter away and it still makes a word. Keep on doing that until you have one letter left. What is the word?