Ecosystem Quiz

What do we call the variety of life in an ecosystem?

• Producer

• Biology

• Biodiversity

• Keystone species

What is an animal that is hunted by a predator called?

• Keystone species

• Producer

• Consumer

• Prey

What is an organism that uses energy from the Sun during photosynthesis?

• Predator

• Prey

• Producer

• Keystone species

Which of the following best describes a relationship between an herbivore and a producer?

• An herbivore obtains energy from a producer for body repair, growth, motion, and to maintain body warmth.

• An herbivore is the prey of a producer.

• A producer provides energy to an herbivore when it releases carbon dioxide.

What is the relationship between animals' food and the Sun?

• Producers eat energy from the Sun.

• Animals' food contains matter from the Sun.

• The energy in animals' food was once energy from the Sun.

Which food chain correctly shows a flow of energy in the Yellowstone National Park ecosystem?

• Sun → grass → elk → berries

• Gray wolf → bison → grass → sun

• Sun → grass → elk → gray wolf

Use the food web diagram below to answer the question. Which organisms in the food web are producers?

• Dingoes

• Grasses and seeds

• Kangaroos and bush rats

• Goannas and bush rats

Use the food web diagram below to answer the question. Energy moves directly from the kangaroo to—

• the dingo.

• grasses and seeds.

• the bush rat.

• the wedge-tailed eagle.

Use the food web diagram below to answer the question. Which organisms in this food web have a predator-prey relationship with each other?

• Bush rat and seeds

• Wedge-tailed eagle and dingo

• Dingo and goanna

• Kangaroo and bush rat

What is the relationship between a keystone species and its ecosystem?

• A keystone species is always the top predator in an ecosystem.

• A keystone species is essential to maintain balance and biodiversity in its ecosystem.

• A keystone species provides energy to all other organisms in the ecosystem.