Communication

Question 1

Communication systems (CS)

Answer 1

• need a transport system to ensure body cells = many substances they need to carry out specific functions
• CS = receive & collate, and respond to info body (internally), which involves the nervous & endocrine systems = and maintenance of homeostasis /environment (externally).

Question 2

Survival needs and related body activities

Answer 2

communication - transport system: (blood, heart and lymphatic system)
Intake of raw materials and elimination of waste:
- intake of oxygen
- eating
- elimination of waste: poo & wee
Protection of the body and continuation of the species:
- protection against the external environment (skin)
- resistance and immunity
- body movement
- reproduction & transmission of inherited characteristics