Biotic Interactions

Question 1

Types of biotic interactions

Answer 1

Competition, mutualism, predation, and facilitation.

Question 2

Mutualism example

Answer 2

Oak and arbuscular fungi

Question 3

Facilitation example

Answer 3

Sphagnum moss facilitates peat formation

Question 4

Predation example

Answer 4

Red fox kills and eats a rabbit.

Question 5

Competition example

Answer 5

Marram grass (Ammophilia arenaria) and fescue grass (fescus rubra)

Question 6

Mutualism

Answer 6

Symbiotic relationship in which both species benefit

Question 7

Facilitation

Answer 7

One species positively affects another without interaction

Question 8

Predation

Answer 8

An interaction where one organsim kills and consumes another.

Question 9

Competition

Answer 9

A relationship where two or more species compete for the same limited resource.

Question 10

Herbivory

Answer 10

Animals eat parts of a plant, not always linked to killing the plant.

Question 11

Red fox

Answer 11

Vulpes vulpes

Question 12

European rabbit

Answer 12

Oryctolagus cuniculus

Question 13

Coupled oscillation

Answer 13

Cyclic population changes where prey populations increase, causing predator numbers to rise, and then fall after prey population in depleted.

Question 14

Example for coupled oscillations

Answer 14

Stoat and Irish hare (Musleta erminea and lepus hibernicus)

Question 15

Peregrine falcon

Answer 15

Falco peregrinus

Question 16

Pike

Answer 16

Esox lucius

Question 17

Roach

Answer 17

Rutilus rutilus

Question 18

European wolf

Answer 18

Canis lupus

Question 19

Herring gulls

Answer 19

Larus argentatus

Question 20

Shore crabs (Invasive)

Answer 20

Carcinus maenas