Instructions for the students: Read the questions and answer all the questions independently.
1. Fill in the blanks.
(2
a. The
is important for chewing, mixing and swallowing.
b. The
cells in blood protects us from infection and diseases.
is a muscular sack used to store the food that we eat.
C. is a muscular sack used to store the food that we eat
d. The vessels that carry blood from various organs towards heart are called