Types of relationship in an ecossytem

The rhinoceros has poor vision. The white, African crane has great eyesight and is often found sitting on the rhinos’ back eating insects. When predators approach, the crane squawks, warning the rhino. What relationship is this?

• Mutualism

• Commensalism

• Parasitism

• Predation

• Competition

Ringworm is a fungus that grows underneath the skin of humans. The fungus eats the skin tissue for food. What relationship is this?

• Mutualism

• Commensalism

• Parasitism

• Predation

• Competition

A lion hunts and kills a gazelle for food. What relationship is this?

• Mutualism

• Commensalism

• Parasitism

• Predation

• Competition

Tags

NGSS.MS-LS2-2

A tick attaches to the dog’s skin and sucks its blood for food. Over time, the dog can get sick from blood loss. What relationship is this?

• Mutualism

• Commensalism

• Parasitism

• Predation

• Competition

Insects use A turtle hole for a home. Turtle gets nothing. What relationship is this?

• Mutualism

• Commensalism

• Parasitism

• Predation

• Competition

A population of rabbits and a population of deer both feed on the grass in their ecosystem. Disease strikes the grass population, limiting the food supply. What relationship is this?

• Mutualism

• Commensalism

• Parasitism

• Predation

• Competition

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

The bee collects nectar from the flower to make honey and carries pollen as it travels from flower to flower. What relationship is this?

• Mutualism

• Commensalism

• Parasitism

• Predation

• Competition

Tags

NGSS.MS-LS2-2

A barnacle lives its entire life on a whale, getting a ride through nutrient-rich waters. The barnacle does not harm the whale. What relationship is this?

• Mutualism

• Commensalism

• Parasitism

• Predation

• Competition

Two male peacocks fight for the attention of a female by displaying their elaborate tail feathers. What relationship is this?

• Mutualism

• Commensalism

• Parasitism

• Predation

• Competition

Tags

NGSS.MS-LS1-4

bacteria live on the roots of plants and  turn atmospheric nitrogen into usable nitrogen for the plants. The plants give the bacteria food they make from photosynthesis. What relationship is this?

• Mutualism

• Commensalism

• Parasitism

• Predation

• Competition

Tags

NGSS.MS-LS2-2