Answer:
1. Main Idea: The passage is about plants and trees.
Key Sentence: We get most of our foods from plants and trees.
Supporting details:
Fruit trees like the mango, the lanzones, the chicos and the avocados give us fruits.
Some plants give us nuts.
Some plants give us rice and vegetables.
2. Main Idea: The passage is about natural resources.
Key Sentence: Our country is truly blessed with natural resources.
Supporting details:
Our country has vast seas and fishing grounds.
We have forests that abound in lumber and wild game.
We have mineral deposits.
We abound in plant life.
3. Main Idea: The passage is about stars as religious symbols.
Key Sentence: Man uses stars as religious symbols.
Supporting details:
A Christmas tree is incomplete without a bright star on its top.
The star of Bethlehem has come to be the symbol of Christianity.
The six-pointed star, or the "Star of David" as it is called, has been the symbol of the Jewish faith for thousands of years.