What are permanent tissues? Describe the different types of simple permanent tissue.

Write about the elements of Xylem.

Give one reason for the following
a. Blood is fluid connective tissue
b. Skeletal muscles contain contractile proteins
c. Heart muscles are involuntary in nature

Which are not true cells in the blood? Why?

You are now familiarised with various plant and animal tissues. Point out any five differences between these tissues.