ANIMAL SYSTEMS(1)

................. give structure to the body and allow it to move.

Bones are non living tissues.

_________ that cause movement work in pairs or opposing groups

______________ is very hard to protect the brain

_____________ in the stomach help break down food.

Digestive juices produced by ___________

Carbon dioxide removed through the ________________.

___________ is the main organ in respiratory system.

A ___________ is a poisonous substance

The kidneys remove waste from the blood using millions of tiny filters called nephrons.