- A lot means large in amount / quantity
- A forest contains lots of plants / trees
- So, a forest contains a large amount of trees

- A forest contains a large amount of trees
- A tree contains wood
- Hence, a forest contains a large amount of wood

- If something contains something else then that something else is a part of that something
- If something is a part of something then that something can be found in that something
- So, if something contains something else then that something else can be found in that something

- A forest contains a large amount of wood
- If something contains something else then that something else can be found in that something
- Hence, large amounts of wood can be found in a forest

- Large amounts of wood can be found in a forest
- Wood is a kind of resource
- Therefore, wood is a kind of resource that can be found in large amounts in a forest

Hence, wood is a kind of resource that can be found in large amounts in a forest
Which resource is most likely found in large amounts in forest ecosystems?
- A tree contains wood 
- A lot means large in amount / quantity 
- A forest contains lots of plants / trees 
- Wood is a kind of resource 
- If something contains something else then that something else is a part of that something 
- If something is a part of something then that something can be found in that something