CHAPTER XI. 

 THE ACTIONS OF PLANTS 



EXERCISE LXX. 

 Root-action and Leaf-action. 



FIG. 295. 



COVER a tumbler with a piece of card-board, cut 

 as seen in Fig. 296. Pull up by the roots a young 

 growing plant of any kind, and slip it root downward 

 into the hole made in the centre of the card-board. 

 Pour into the tumbler water enough to cover the 

 roots, and expose the leaves to sunshine. 



