MT8 Ecological Hierarchy

What is the lowest level of ecological hierarchy?

• Ecosystem level

• Individual organism

• Population level

• Community level

Name the levels of ecological hierarchy in the correct order:

• individual, population, community, ecosystem, biome, biosphere

• family, city, country, continent, planet

• cell, tissue, organ, organ system, organism

• producer, primary consumer, secondary consumer, tertiary consumer, decomposer

Give an example of a population in an ecological hierarchy.

• A population of fish in a desert ecosystem.

• Example: A population of deer in a forest ecosystem.

• A population of birds in a marine ecosystem.

• A population of insects in a tundra ecosystem.

Explain the concept of community in ecological hierarchy.

• A community in ecological hierarchy refers to all the populations of different species that live and interact in the same area, representing the various relationships and interactions between different species within a specific ecosystem.

• A community in ecological hierarchy refers to a single species dominating an entire ecosystem

• A community in ecological hierarchy refers to the physical environment of an ecosystem

• A community in ecological hierarchy refers to the interactions between different ecosystems

Which of the following is an organism?

• a herd of sheep

• a wolf

• a drop of water

• a heart

Which term is used to describe a group of arctic foxes that live in part of Alaska’s Arctic National Wildlife Refuge?

• ecosystem

• community

• population

• biome

Which of the following would correctly describe one female arctic fox?

• biome

• species

• ecosystem

• organism

The group of polar bears that live along the eastern coast of Russia makes up:

• an organism

• a community

• an ecosystem

• a population

What do the polar bears, reindeer, and shrubs that live in a single area make up?

• organism

• population

• community

• ecosystem

A single population is made of:

• multiple organisms

• multiple species

• multiples communities

• multiple biomes