What is the outermost layer of stems, roots and other woody plants?
Bark
Why do plants have leaves?
It's for turning sunlight into food.
What is the purpose for a tree or an plant to have roots?
It holds it in place, transports water and nutrients.
With the help of they're roots.
What is the national flower of Estonia?
What is this called?
Deciduous and coniferous.
What does a plant need to survive?
Light, air, nutrients, space to grow and water.
What are the 5 parts of a tree called?
Roots, leaves, trunk/stem, bark, branches.
How do trees use to reproduce?
Pollen.
How old is the oldest tree?
Over 5000 years old. (The great Basin Bristlecone Pine)
What trees are non-cone bearing.
Deciduous trees.
What do plants create when photosynthesising?
Oxygen and simple sugars for himself.
What is this? 
A bud.