Benchmark 5C
The Living Environment: Cells
Grades K-2, page 111

Most living things need water, food, and air.

NSES Content Standard C
Life Science: The characteristics of organisms
Grades K-4, page 129
Organisms have basic needs. For example, animals need air, water, and food; plants require air, water, nutrients, and light. Organisms can survive only in environments in which their needs can be met. The world has many different environments, and distinct environments support the life of different types of organisms.