Why Do Living Things Need Food?

Why do animals and plants need food?

• To grow, move, and stay warm

• To cure boredom

• To taste good

• To collect cool rocks

What is the main source of food for plants?

• Sun, water, and carbon dioxide

• Liquid plant fertilizer

• Club sandwiches and baby carrots

• Pizza

What happens when plants receive more food?

• They grow bigger

• They stop growing

• They shrink

• They turn into rocks

What is the purpose of the control plant in the experiment?

• To compare the growth with the plant receiving extra food

• To provide extra food to the plant

• To prevent the plant from growing

• To test the effect of sunlight on plants

What is the recommended amount of liquid plant fertilizer to add to plant two?

• The amount specified by the manufacturer

• No additional fertilizer is needed

• Double the amount of water

• Half the amount of water

How long should the plants be watered and fed the same amount?

• Four weeks

• One day

• One hour

• Forever