Interactions and Ecosystems

Which of the following is NOT a symbiotic relationship?

• Competition

• Commensalism

• Mutualism

• Parasitism

Commensalism is a symbiotic relationship in which what occurs between the organisms?

• both organisms are harmed

• one benefits, the other is unaffected

• one benefits, the other is harmed

• one benefits by eating the other

Tags

NGSS.MS-LS2-2

In which symbiotic relationship are both organisms able to benefit from each other?

• Competition

• Commensalism

• Mutualism

• Parasitism

Tags

NGSS.MS-LS2-2

Fleas living within a mammal's fur describes this type of relationship:

• Competition

• Mutualism

• Predation

• Parasitism

A crab is protected from fish when an anemone rides on its shell. The anemone gets more food.

• Commensalism

• Competition

• Predation

• Mutualism

Tags

NGSS.MS-LS2-2

Orchid vines are skinny and grow on the trunk of trees to get more light and space with no negative effect.

• Mutualism

• Commensalism

• Parasitism

• Competition

Tags

NGSS.MS-LS2-2

As you go up the levels of the trophic pyramid, which of the following is true?

• There are more organisms and more energy

• There are more organisms and less energy

• There are less organisms and more energy

• There are less organisms and less energy

Tags

NGSS.MS-LS2-3

An animal that eats another animal is called...

• Prey

• Organism

• Predator

• Mammal

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

A close-term relationship between different species in a population is called

• Symbiosis

• Photosynthesis

• Homogeneous

• Symbolism

Tags

NGSS.MS-LS2-2

All of the living and non-living things and how they interact with each other in a shared community.

• ecosystem

• biotic

• abiotic

• essential

Tags

NGSS.MS-LS2-3