Khairul has conducted an investigation to study the relationship between animals X, Y and Z. They are put in a cage that has a pot of green plant and a bowl of water. The investigation was conducted for 5 days. The results are recorded in the Table.
- What is changed in this investigation?
- What is observed in this investigation?
- What is kept the same in this investigation?
- What is your observation on the number of animal Y?