Ecosystem Relationships and Organization Quiz

Which of the following best describes a population in an ecosystem?

• All the living and nonliving things in a pond

• All the fish in a pond

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TEKS.SCI.6.12C

Which of the following is an example of mutualism?

• A tick feeding on a dog

• A bee pollinating a flower

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TEKS.SCI.6.12B

What is a biotic factor that organisms in an ecosystem might compete for?

• Food

• Sunlight

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TEKS.SCI.6.12A

Arrange the following in order from smallest to largest: community, organism, population.

• Population, organism, community

• Organism, population, community

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TEKS.SCI.6.12C

Which relationship is best described as commensalism?

• A flea living on a dog and feeding on its blood

• A remora fish riding on a shark without harming it

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TEKS.SCI.6.12B

If a drought reduces the amount of water in a pond, what is most likely to happen to the fish population?

• The fish population will decrease

• The fish will become plants

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TEKS.SCI.6.12A

A student observes a forest and notes the presence of fish, seaweed, jellyfish, and crabs. The level of organization the student is describing is (a)  

• Ecosystem
• Community

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TEKS.SCI.6.12C

Which of the following is an example of a predatory relationship?

• A spider catching a fly in its web

• A bird building a nest in a tree

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TEKS.SCI.6.12B

Which abiotic factor would most likely affect the types of plants that grow in a desert?

• Amount of rainfall

• Number of herbivores

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TEKS.SCI.6.12A

A group of students is asked to classify the following: a single wolf, a pack of wolves, and all the animals in a forest. Which is the correct order from most specific to most general?

• Single wolf, all animals in a forest, pack of wolves

• Single wolf, pack of wolves, all animals in a forest

Tags

TEKS.SCI.6.12C