Understanding the Needs of Living Organisms

What are the essential non-living materials that plants need to survive?

• Sunlight and soil

• Air, water, light, and nutrients

• Predators and prey

• Food, shelter, and warmth

Which of the following is NOT a characteristic of living organisms?

• They grow and move

• They respond to their environment

• They are made of non-living materials

• They have offspring

Why do animals need shelter?

• To get more sunlight

• To find food

• To protect from predators and the environment

• To store water

What gas do animals provide to plants?

• Oxygen

• Nitrogen

• Hydrogen

• Carbon dioxide

What might you observe on a nature walk that indicates a plant or animal's need is not being met?

• A bird sitting on a nest

• A spider web

• A dead organism

• A squirrel gathering acorns