Fill in each blank with the correct word from the lesson.

1. They produce the _______ we breathe — a single large tree can supply enough oxygen for two people for a whole year.
2. _______ give us far more than just a home for animals.
3. Birds like eagles build nests in the high canopy where they can spot prey and be safe from ground _______s.
4. Remember — a single tree is a complete _______.
5. Deep in the soil around the roots, earthworms, ants, and fungi keep the tree healthy by breaking down dead leaves into rich _______s.

Choose the best option for each question.

1. Where do birds usually build nests in a tree?
   a) Underground near rootsb) In the branches and canopyc) Under the barkd) In the soil
2. What useful gas do trees produce?
   a) Carbon dioxideb) Nitrogenc) Oxygend) Methane
3. What do squirrels often store inside hollow trees?
   a) Waterb) Honeyc) Nuts and seedsd) Mud

Write T for True or F for False in the brackets.

1. In the branches and canopy is one of the key concepts in the lesson on Trees Are Homes.
2. Underground near roots is the main topic of this lesson.
3. They produce the oxygen we breathe — a single large tree can supply enough oxygen for two people for a whole year.
4. They produce the Carbon dioxide we breathe — a single large tree can supply enough oxygen for two people for a whole year.

1. In your own words, explain what Trees Are Homes means.
2. List two things you learned from this lesson on Trees Are Homes.