The "world" constitutes the planet Earth. There are 8 major planets around the Sun in our solar system, and many more orbiting other stars.
(see related question)
We can never know how many planets there are in the entire universe.
there is many
There are eight planets in our solar system. However, in the entire cosmos, there are billions of planets that orbit stars in other solar systems.
I think there are about 6,000,000,000,000,0005 trees in the entire world. But i am not poisitive
There are 8.7 Million animals in the world
as many as you want
The entire solar system is in the milky way, with all the stars you can see.
There about 500,000,000 kyle in the entire world.
85
billions
195
2000 to 4000 in the whole entire world