Question

An aquarium is an artificial ecosystem. We can provide oxygen by setting a pump, food from market etc. However, if we add a few aquatic plants and animals it can become a self sustaining system. How?

Answer 1

Answer:

An aquarium can therefore be described as a closed artificial ecosystem in which fish and plants are able to find a habitat where they can grow and develop in a healthy and balanced way.

Explanation:

Answer 2

Answer:

AccidentallyGenius,

But how?? XD

And English learners often get these two confused because they're used in very similar situations. But they're not the same. The main difference between will and would is that will is used for real possibilities while would is used for imagined situations in the future. Of course, this a simple explanation.