Ecological Levels of Organization Quiz

Ecologists study the interaction of organisms at five different levels. Which best places the levels in order from smallest to largest?

• population→ ecosystem→ organism→ community→ biome

• community→ organism→ population→ biome→ ecosystem

• organism→ population→ community→ ecosystem→ biome

• ecosystem→ organism→ community→ biome→ population

What term describes all of the members of a species of mockingbirds that live in the same area of Tampa?

• a biome

• a population

• a community

• an ecosystem

What are two techniques that scientists use when trying to estimate populations of organisms in the wild?

• Random sampling is used for emergencies when scientists can't count. Market radar is used for animals that are more mobile.

• Random sampling is used for consumers. Mark and remark is used for producers that are more mobile.

• Observation and diagram sampling is used for less mobile organisms. Take and recapture is used for animals that are more mobile.

• Random sampling is used for less mobile organisms. Mark and recapture is used for animals that are more mobile.

These flowers are an example of a ____________.

• Organism
• Population
• Community

This butterfly is an example of a/an __________.

• Organism
• Population
• Community
• Ecologist

Which of the following is an abiotic factor in a biome?

• the kind of trees

• the number of insects

• the average temperature

• the mosses and algae

Which of the following refers to where an organism lives and the properties of its surroundings?

• ecosystem

• biosignature

• vicariance

• environment

Which of the following refers to the place where a species lives?

• niche

• habitat

• ecosystem

• biome

All of life on Earth exists in

• a single ecosystem.

• a single biome.

• the biosphere.

• the hydrosphere.

A forest full of many kinds of trees and grasses is an example of a

• group
• organism
• population
• community

Tags

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