Ecological Interactions

 Hermit crabs live in shells made and then abandoned by snails. This relationship neither helps nor harms the snails.

• parasitism
• commensalism
• mutualism

Ostriches and Gazelles feed next to each other.  They both watch for predators and alert each other to danger.  Since the visual abilities of the two species are different, they can each identify threats the other animal would not as readily see.  

• Parasitism
• Commensalism
•  Mutualism 
• Competition.  

Tags

NGSS.MS-LS2-2

Yucca flowers are pollinated by yucca moths. The moths lay their eggs in the flowers where the larvae hatch and eat some of the developing seeds.  

• Mutualism
• Commensalism
• Parasitism
• Competition

Tags

NGSS.MS-LS2-2

Rabbits and sheep both graze on shrubs, grasses, and other plants.  The increase in the population of rabbits in a region may result in a shortage of plants for sheep to graze upon.  After the increase of rabbits the relationship between sheep and rabbits will be __________.

• Competition
• Predation
• Mutualism
• Parasitism

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

NGSS.MS-LS2-2

An interaction among species where one organism hunts, kills, and eats another organism.

• Predation
• Cooperation
• Mutualism
• Parasitism

Tags

NGSS.MS-LS2-3

Another word for a plant that makes its own food using energy from sunlight…

• photosynthesis

• producer

• heterotroph

• carnivore

• herbivore

Tags

NGSS.MS-LS1-6

An organism that needs to eat other organisms to obtain energy is known as a:

• Autotroph
• Producer
• Consumer
• Mutualist

Tags

NGSS.MS-LS2-3

What is the definition of - Herbivore

• An organism that obtains energy by eating both plants and animals

• The rate at which organic matter is created by producers in an ecosystem

• An organism that obtains energy by eating only plants

• An organism that obtains energy by eating only animals

What is the definition of - Carnivore

• An organism that obtains energy by eating both plants and animals

• An organism that feeds on plant and animal remains and other dead matter

• An organism that obtains energy by eating only plants

• An organism that obtains energy by eating only animals

What is the definition of - Omnivore

• An organism that obtains energy by eating both plants and animals

• An organism that feeds on plant and animal remains and other dead matter

• An organism that obtains energy by eating only plants

• Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten.