13 Biology - Plant and Animal Responses 2

In intraspecific competition,

Mass movement of a population from one area to another is

A directional growth response in a plant is a

A circadian rhythm that occurs at night is described as

An endogenous activity pattern that occurs once a year is

An endogenous rhythm is one that is

If an activity is circatidal, it occurs

A rhythm that is endogenous and is in sync with the environmental cues is called

Interactions of organisms within a species is

A directional response in a motile organism to a directional stimulus is a

A fast plant response which is reversible is a

A behaviour that is genetically determined is called

An area that an individual or group of individuals defend is a