- An animal / living thing requires nutrients for survival
- Eating is when an organism takes in nutrients from food into itself by eating
- Therefore, an animal needs to eat food for nutrients for survival

- An animal needs to eat food for nutrients for survival
- Something that is required for survival is a kind of basic need
- So, a basic need of animals is eating

Therefore, a basic need of animals is eating
Which statement best identifies a basic need of all animals?
- Something that is required for survival is a kind of basic need 
- An animal / living thing requires nutrients for survival 
- Eating is when an organism takes in nutrients from food into itself by eating