Food Webs & Food Chains Assessment

Organisms that make their own food are called__.

• primary producers

• primary consumer

• heterotrophs

• secondary consumers

Organisms that do not make their own food are called__.

• primary producers

• autotrophs

• heterotrophs

• plants

Bacteria and fungi are examples of __.

• heterotrophs or primary consumers

• autotrophs or primary producers

• heterotrophs or secondary consumers

• none of the above

Worms and fungi are best described as __.

• scavengers

• autotrophs

• heterotrophs

• decomposers

Vultures and blow flies are best described as __.

• scavengers

• autotrophs

• producers

• decomposers

The ultimate source of energy for food webs and chains is the __.

• omnivore

• herbivore

• sun

• moon

__ is the process by which plants make their own food.

• chemosynthesis

• photosynthesis

• respiration

• all of the above

__ is the process by which bacteria make their own food from chemicals in hydrothermal vents.

• chemosynthesis

• photosynthesis

• respiration

• all of the above

An example of an omnivore are__.

• lions

• phytoplankton

• snakes

• humans

Which of the following is an example of a producer?

• shark

• phytoplankton or algae

• rabbit

• zooplankton or jellyfish