Ecological Relationship Quiz

In any ecosystem, the organisms that can make their own food from energy in their surroundings are called

• Consumers

• Decomposers

• Producers

In any ecosystem, the organisms that acquire energy by eating other organisms are called

• Consumers

• Decomposers

• Producers

In any ecosystem, organisms that breaks down dead or decaying matter are called _____________.

• Consumers

• Decomposers

• Producers

The amount of energy transfer from a lower trophic level to the next highest level is roughly

• 1%

• 10%

• 100%

• 1000%

Trophic levels are represented by

• squares

• circles

• pyramids

• lines

Which animal is the apex predator in this food web?

• hawk

• snake

• rabbit

• grass

Which animal is NOT the apex predator, but is a predator to a mouse

• hawk

• snake

• rabbit

• grass

What makes a shark a carnivore?

• because it eats seaweed

• because it eats dead animals

• because it eats sand

• because it eats other animals

The arrows in a food chain or web represents what?

• They point to the organism that is being eaten.

• It shows how sunlight flows within an ecosystem

• They show what direction the energy is flowing between organisms.

• They represent how water is transferred within a habitat.

An organism that uses an outside source of energy like the sun to create its own food.

• Consumer

• Producer

• Decomposer

• Parasite