Describe the tasks that Tom performs at the shelter. How do these activities contribute to his understanding of animal care?

At the shelter, Tom performs the following tasks:

1. Feeding the dogs and cats.
2. Cleaning their cages.
3. Playing with them.

These activities contribute to his understanding of animal care by giving him practical experience in meeting the basic needs of animals, maintaining a clean and healthy environment for them, and providing them with companionship and affection. He learns about the different needs of different animals and the importance of consistent care.