What does below science rebus mean?

Ag Ag Ag
Ag SPOON Ag
Ag Ag Ag

I have branches, but no fruit, trunk or leaves. What am I?

On a charity event in Russia, Murray beat Djokovic by winning six games and losing three games.
Note: There is a total of 5 service breaks(one who serve lost the game).
Who served first, Djokovic or Murray?

If we change the South-East direction into North and North-East into West and all others similarly.
Can you find out which direction will be in the place of South-West direction?

I travel all around the world but always stay in the corner. What am I?

If 1+9+8=1, what is 2+8+9?

Can you count the number of children in the picture below

Can you decipher the two rows to find the hidden word?

A person was killed at a house party. When the police arrive, there are six people present in the house who are the friends of the victim. The name of the friends is Rohit, Aman, Nick, Gagan, and Randy.

Near the dead body, they find a few numbers written with blood by the victim on the floor. The numbers are 8, 5, 4, and 11.

The police arrests one of the friends for the murder. Whom did they arrest and why?

You need to move three matchsticks to form three squares. Can you do it?