B6 Revision Cards

Key Words

Behaviour- the way an animal responds to a change in the environment.
Stimulus- a change in the environment which triggers a response.
Simple Reflex- an automatic response made by an animal to a stimulus.
Involuntary- an automatic response made by the body without conscious thought.

Simple Reflex Pros:

• help an animal to find food, shelter or a mate.
• escape from predators.
• avoid harmful environments.

Simple Reflex Cons:

• if an animal only has simple reflexes, they cannot change their behaviour quickly.
• when the environment changes, they are not good for survival.

Complex Behaviour:

• cultured through experience
• make conscious decisions
• better survival chance
• example: feeling ill - take a tablet

Key Words:

Pupil Reflex - contracts in brighter light, relaxes when dim.
Newborn Reflexes - usually occur for a short time in childhood.