Food Web and Keystone Species Quiz

Which organisms in the food web are producers?

• Dingoes

• Grasses and seeds

• Kangaroos and bush rats

• Goannas and bush rats

Tags

NGSS.MS-LS2-3

Energy moves directly from the kangaroo to—

• the dingo.

• grasses and seeds.

• the bush rat.

• the wedge-tailed eagle.

Tags

NGSS.MS-LS2-3

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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

Tags

NGSS.MS-LS2-4

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.

• A keystone species is always a producer.

Tags

NGSS.MS-LS2-4

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

• Producer

• Biodiversity
• Keystone species

• Ecosystem health

Tags

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What is an animal hunted by a predator called?

• Prey
• Hunter
• Consumer

• Scavenger

What is an organism that uses energy from the sun?

• Predator

• Prey

• Keystone Species

• Producer

Tags

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

• An herbivore produces energy for itself.
• A producer provides energy to an herbivore when it releases carbon dioxide.

• An herbivore obtains energy from a producer.

• An herbivore decomposes a producer after it dies.

Tags

NGSS.MS-LS2-3

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

• Animals' food contains matter from the sun.

• Producers eat energy from the sun.

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

Tags

NGSS.MS-LS2-3

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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

Tags

NGSS.MS-LS2-3