TESTS 99 



6. What are some examples of protective coloration or resemblance 

 and warning coloration? 



7. What are the parts of a flower and the uses of each part? 



8. How would you germinate pollen grains in order to see a pollen 

 tube? 



9. How would you make a diagram for your notebook that would 

 describe fertilization in a flower? 



10. How can you show that a flower like the pea or apple blossom 

 will form a fruit ? (Diagram for notebook.) 



11. What are all the adaptations in a bee for carrying pollen? In 

 a butterfly? 



12. How can you distinguish between self-pollination and cross- 

 pollination? 



13. How can you show by diagram the way in which a bee pollinates 

 butter-and-eggs, clover, a daisy? (Draw diagrams in notebook.) 



14. How does cross-pollination in the yucca or the fig take placed 



15. How can you show that pollination takes place in (a) a chestnut 

 or oak, (6) pine cone, (c) timothy grass ? 



Practical Problems 



1. Make a collection of insects and classify them according to the 

 information given on pages 59-61. 



2. What insects are most abundant in your locality? How can 

 you account for this? 



3. Select some flower and find out exactly how it is pollinated. 

 Make diagrams to illustrate and explain your answer. 



Useful Books of Reference 



Coulter, Barnes, and Cowles, Botany. Volume Three, pp. 825-878. 



(American Book Company.) 

 Downing, Our Living World. Chapters ii, iii, and vi. (Longmans, 



Green & Co. 1924.) 

 Gager, General Botany. (P. Blakiston's Son & Co. 1926.) 

 Luta, Field Book of Insects. (G. P. Putnam's Sons. 1921.) 

 Palmer, Field Book of Nature Study. (Comstock Publishing Co. 



1927.) 

 Transeau, General Botany. (World Book Co. 1923.) 



