An Interaction Between Two Species in Which Both Species Benefit

question 68

Multiple Choice

An interaction between two species in which both species benefit is

• A) mutualism.
• B) parasitism.
• C) commensalism.
• D) competition.
• E) predation.

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Definitions:

Earthworms

Segmented invertebrates that play a crucial role in aerating soil and breaking down organic matter.

Deuterostomes

A classification of animals characterized by the anus developing before the mouth during embryonic development, includes vertebrates and echinoderms.

Embryonic Development

The process by which an embryo forms and develops, from fertilization to birth in animals or to the seedling stage in plants.

Ecdysozoa

Protostome characterized by periodic molting of the exoskeleton. Includes roundworms and arthropods.