Ecosystems- Quiz 7A

A __________ consists of all the living organism and their environment in a certain section of the earth.

• habitat
• biome
• community
• ecosystem

The original source of energy for all living things is __________.

• the moon
• volcanoes
• the sun
• ocean currents

An organism that gets energy directly from the sun and change the energy into a form that other organisms can use is called _________.

• consumer
• decomposer
• scavenger
• producer

An organism that depends on producers for food are known as _________.

• consumer
• decomposer
• scavenger
• producer

Dead things and waste are eaten by ________.

• consumer
• decomposer
• scavenger
• producer

The nonliving part of an ecosystem is the ___________.

• food chains
• ecosystems

• niche

• environment

All the organisms of the same species that live in an ecosystem is a ___________.

• community
• population
• ecosystem
• species group

All the different species that live in a particular ecosystem is a ___________ .

• population
• habitat
• community
• ecosystem

Select the all the characteristic to describe a niche

• A job

• unique to one population

• a way to function

• the non-living parts of an ecosystem

What are the three main groups of consumers?

• herbivore, omnivore and carnivore

• plants, animals and bacteria

• decomposers, mice and scavengers

• Retail consumers