SCIENCE BST302 - INTERACTIONS IN AN ECOSYSTEM

SYMBIOTIC RELATIONSHIPS

One such interaction between organisms of different populations is _____.

• Symbiosis

• Mutualism

• Commensalism

• Parasitism

SYMBIOTIC RELATIONSHIPS

______ is a close, long-term relationship between two organisms of different populations where the interaction affects either one or both populations.

• Symbiosis

• Mutualism

• Commensalism

• Parasitism

SYMBIOTIC RELATIONSHIPS - SELECT 3 ANSWERS

Symbiotic relationships are generally classified into 3 types: _____, _____, and _____.

• Predation

• Mutualism

• Commensalism

• Parasitism

• Competition

SYMBIOTIC RELATIONSHIPS

In _____, both organisms benefit from the relationship.

• Mutualism

• Commensalism

• Parasitism

SYMBIOTIC RELATIONSHIPS

The microorganisms in the human gut aid in metabolism while they receive shelter and nutrition in return.

• Mutualism

• Commensalism

• Parasitism

SYMBIOTIC RELATIONSHIPS

Acacia ants protect the acacia tree from being eaten by animals and they receive shelter and food from the tree.

• Mutualism

• Commensalism

• Parasitism

SYMBIOTIC RELATIONSHIPS

In _____, one organism benefits while the other is neither helped nor harmed.

• Mutualism

• Commensalism

• Parasitism

SYMBIOTIC RELATIONSHIPS

Pilot fish travel along with sharks or turtles and feed on the food left over by these animals.

• Mutualism

• Commensalism

• Parasitism

SYMBIOTIC RELATIONSHIPS

Most orchids are photosynthetic plants that grow on the branches of bigger trees for more sunlight.

• Mutualism

• Commensalism

• Parasitism

SYMBIOTIC RELATIONSHIPS

In _____, one organism (parasite) benefits by harming another organism (host).

• Mutualism

• Commensalism

• Parasitism