The Green Plant 503 



6. Give the composition and the characteristics of protoplasm. 



7. Name the life processes of plants. 



8. Describe the structure of a typical leaf. 



9. Mention the physiological functions of green leaves. 



10. Why do we "trim back" many transplanted plants? 



11. What are the harmful effects of transpiration? 



12. Name several things you can do to help plants manufacture food. 



13. Mention the raw materials from which carbohydrate food is manu- 

 factured. 



14. Give the beneficial effects of transpiration. 



15. Describe respiration in leaves and state why it is necessary. 



16. Compare respiration with photosynthesis. 



PROJECTS 



1. Make a list of the trees you can recognize at sight, telling how you 

 identify each. 



2. Visit a farm or a market and make a list of all the food plants or their 

 products that may be used for food. 



OUTDOOR OBSERVATION 



1. Observe various types of leaves. Collect specimens and classify them. 



2. Note the response of leaves of garden plants when watered in dry 

 weather. 



REFERENCES 



Plant Life and Plant Uses Coulter 



Nature and Work of Plants McDougal 



