QUESTIONS 53 



QUESTIONS 



1. On what part of the plant are the leaves borne? 



2. Why is it necessary that the leaves should be exposed to the air? 



3. What are the sources of plant food? 



4. Why is it necessary that the plant receive sunlight? 



5. Why are animals dependent on plants for food? 



6. Are there any other sources from which animals can secure food? 



7. What parts of the plant other than the leaves may possess chlor- 

 ophyll? Give examples. 



8. Name the parts) of a simple leaf. 



9. What are the differences between net- and parallel-veined leaves? 



10. What are the differences between simple and compound leaves? 

 Give examples of each. 



11. What are the functions of the leaves? 



