Interactions in Ecosystems

Lots of animals in an ecosystem depend on other animals for

• shelter
• energy (food)
• water

Which of the following is living?

• sunlight
• water
• insect

Plants interact with a living thing by absorbing sunlight

• true
• false

Some plants depend on insects for

• pollination
• water for roots
• new leaf growth

Frogs interact with nonliving elements when they

• eat insects
• hide under plants
• swim in water

An example of a living thing is

• bacteria
• soil
• water

Some insects depend on plants for

• sunlight
• offspring
• nectar

All of the following are examples of interaction of two living things EXCEPT

• sunflower and sunshine
• eagle catching a fish
• hummingbird and a flower

Animals eat other animals for

• warmth
• energy
• shelter

Two nonliving things are 

• sunlight an flowers
• air and plants
• water and soil