Relationships Between Organisms

Question 1

Predator

Answer 1

An animal that hunts animals

Question 2

Prey

Answer 2

An animal that is hunted and killed by a predator

Question 3

Tertiary

Answer 3

Third level of consumers that rely on secondary consumers for most of their energy

Question 4

Energy pyramid

Answer 4

a model that uses a pyramid shape to show the energy available for consumers decreases as it travels through a typical food chain or web

Question 5

Symbiosis

Answer 5

A relationship in which two different organisms live in close association with each other

Question 6

Mutualism

Answer 6

Both species benefit sometimes depend on each other to survive

Question 7

Parasitism

Answer 7

One species benefits from the other species which is harmed

Question 8

Commensalism

Answer 8

One organism benefits and the other is unaffected

Question 9

Ten % rule

Answer 9

90% of the available energy is used for life processes. Only about 10% of the original energy is left to feed the next level. This 10% is stored in the tissues of the organism.