Healthy plants II

This task is about deciding which data to collect to see if a plant is healthy.
Ally and Jack each grew a tomato plant. They wanted to see who could grow the healthier plant. After three weeks they drew pictures of their plants.
 
Ally's plant Jack's plant
 
Name ____________________
a)
 
 
What things could be measured or counted from the pictures of Ally's and Jack's tomato plants? 
Give as many different things that you can.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
---- Cut along this line and give the top part to your teacher ----

Name ____________________

Use the list which your teacher shows you to answer the next question.
 
b) Which things on the list would be most useful to show which plant is healthier?