Trees are classified as what types of plants?

What is one benefit of trees related to soil?

Trees help cool the air by absorbing what from the sun?

Which of this is not benefit listed for trees?

Trees add what to the air besides oxygen?

Trees absorb the heat from the sun to ________.

Which of these is NOT a commercial tree species in the Philippines?

Trees are beneficial to ________.

Which of these is a benefit of trees to environment?

Trees add which gas to the air?