They Say It's Important Cause it Gives Energy and light .
Photo-Synthesis is important to a plant's life. It produces food for it through this process. Without this process plants will not be there and hence we will be not here.
grade 9 academic science ?? ;) anyhow... photosythesis should win the most important chemical reaction on earth "award" because if there was no photosynthesis, it would mean the end of plants generating oxygen. So therefore all living things would die because no living things can survive without oxygen!
Drangonflies are important to life on earth because they eat the mosquitoes which no one likes.
water is important to the earth because it supports life.:)
Without the atmosphere, there would be no life on earth.
Solar energy drives all the processes important to life on Earth.
O3 or ozone is important to life on earth. It protects us from the harmful UV rays of the sun.
Oxygen is important as it the breathing sources. It also forms ozone which is vital for life on earth.
The energy from the Sun, solar energy drives all the process important to life on Earth.
NASA is important to life. It has all the necessary data for sustaining life.
Our life is indirectly dependent on photosynthesis because we depend on plants for food. Plants make food by photosynthesis.
The location of earth is very important. It maintains the perfect temperature.