Page 98 - Science and Technology Std 3

FOR ONLINE USE ONLY
DO NOT DUPLICATE

Ask yourself

FOR ONLINE USE ONLY
What is the importance of the digestive system in the human
body?

Vocabulary

Absorb take in something in liquid form or suck up

Digest to break down food into a smaller and simple
form that can be easily absorbed

Enzyme substance produced by living organisms which
speeds up the process of digestion

Residue undigested food

Soluble substance which dissolves in water

91

PROPERTY OF UNITED REPUBLIC OF TANZANIA GOVERNMENT
Ministry of Education, Science and Technology
Science and Technology 3.indd 91 03/08/2019 11:02