What are Roles of Organisms in Ecosystems?

Organisms that eat only plants.

• carnivores

• omnivores

• herbivores

• vegetabores

A Toucan that eats fruits and other animals is considered as ___________.

• omnivore

• carnivore

• herbivore

• vegetabore

Organisms that feed on dead plants and animals.

• carnivores

• decomposers

• scavengers

Meat-eating consumers are called ____________.

• carnivores

• herbivores

• omnivores

• scavengers

In this picture, which the predator and which is the prey?

• bear-prey

  fish predator

• bear-predator

  fish prey

They break down, or decompose, wastes and the remains of dead organisms. By doing this, they return nutrients to the soil, air, and water.

• carnivores

• scavengers

• decomposers

• vultures

Tags

NGSS.MS-LS2-3

Mushrooms, as shown in the picture are examples of __________.

• producers

• scavengers

• decomposers

• plants

Tags

NGSS.MS-LS2-3

All scavengers are consumers but not all consumers are scavengers.

• True

• False

Tags

NGSS.MS-LS2-4

Bacteria are microscopic decomposers that use chemicals called ___________ to break down the last remains of plants and animals and animal wastes.

• sugars

• enzymes

• chlorine

Plants make food through the process of ___________.

• chlorophyll

• chloroplast

• photosynthesis

• carbon dioxide oxygen cycle

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3