yes
Drangonflies are important to life on earth because they eat the mosquitoes which no one likes.
Without the atmosphere, there would be no life on earth.
no
Solar energy drives all the processes important to life on Earth.
Oxygen is important as it the breathing sources. It also forms ozone which is vital for life on earth.
There are more than 10,000 species of ants on earth. What do you mean when you say "normal"?
As the pheromonally-based language of the ant world has not yet been translated by us allegedly superior life forms of earth, we don't even know what ants call US!
No, ants are definitely not the first creatures on Earth. Ants evolved relatively recently in Earth's history, around 140 million years ago. The first life forms on Earth are believed to have appeared around 3.5 billion years ago, in the form of single-celled microorganisms.
Ants like sugar, and that can be applied to every day life as a sweetener.
Ants Secret Life - 2010 is rated/received certificates of: USA:G
It is important in case there is life beyond Earth.
Yes because God put them on Earth and created them for a specific reason. But, really, nobody knows. Just like "Are mosquitoes important to life on earth?"