Species Interactions

What defines ecological interactions?

• The relationship between different species within an ecosystem

• The interaction between individuals of the same species

• The movement of organisms within a habitat

• The geographical distribution of species

Tags

NGSS.MS-LS2-2

Which of the following is NOT a type of species interaction?

• Predation

• Competition

• Adaptation

• Symbiosis

Tags

NGSS.MS-LS2-2

What is the primary significance of competition in ecosystems?

• Promotion of biodiversity

• Regulation of population dynamics

• Prevention of diseases

• Enhancement of adaptation

Predation is a fundamental ecological interaction where one organism, known as the predator, hunts, kills, and consumes another organism, known as the ____________.

In which type of species interaction do both species involved benefit?

• Competition

• Parasitism

• Commensalism

• Mutualism

Commensalism is a unique ecological interaction where one organism benefits and the other remains ___________.

Which of the following is an example of commensalism?

• Bees pollinating flowers

• Tapeworms living in the digestive tracts of mammals

• Barnacles attaching to whales

• Ants protecting aphids in exchange for sugary secretions

Tags

NGSS.MS-LS2-2

What type of species interaction occurs when one organism benefits at the expense of another?

• Mutualism

• Parasitism

• Commensalism

• Predation

Parasitism is an ecological interaction where one organism, the ________, benefits at the expense of its ____, which is harmed.