Can you name an animal whose killing cannot be performed without spilling your own blood?

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

A new Engineering building containing 100 offices had just been completed. John was hired to paint the numbers 1 to 100 on the doors. How many times will John have to paint the number nine (9)?

You are on your way to visit your Friend, who lives at the end of the hill. It is his birthday, and you want to give him the cakes you have made. Between your house and his house, you have to cross 5 bridges, and as it goes in the land of make believe, there is a troll under every bridge! Each troll, quite rightly, insists that you pay a troll toll. Before you can cross their bridge, you have to give them half of the cakes you are carrying, but as they are kind trolls, they each give you back a single cake. How many cakes do you have to leave home to make sure that you arrive at a friend's house with exactly two

Can you count the number of blocks in the picture below?

Can you solve the below geography rebus by decoding the below rebus ?

Identify Me

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

What Does this text mean:

important=important

There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?