lants in our heat of the sun. For all environment. We should not cut them anyhow. Comprehension 1. What are natural objects? 2 What are man-made objects? 3. Mention two ways in which plants are useful to us. Mention two ways in which the palm tree is useful to us. 5. Why must we protect the plants in our environment? State one way in which we can protect the plants in our environment hicken rupy