What primarily makes up the tough and outer bark of a tree?

Which trees have the ability to produce oxygen even at night

Which of the following is a simple way to know the age of most trees?

Chocolate is a product made from roasted and ground beans of which tree?

Which of the following trees has the softest wood?

When is the International Day of Forests or World Forestry Day celebrated each year?

Spruces, cypresses, firs, and pines are all … trees, which keep their leaves green all year round?

Which of the following is not a factor that kills a tree?

The Wiggin tree, also known as Mountain Ash, is depicted on the logo of which English football club?