Frank ICSE Solutions for Class 9 Biology - Being Alive - Tissues PAGE NO : 41Solution 1: Permanent tissue is a group of cells which temporarily or permanently cease to divide and thus assume permanent form and function. Permanent tissues are of three types - simple tissues, complex tissues and special tissues.Solution 2: Sclerenchyma is a type of simple tissue … [Read more...] about Frank ICSE Solutions for Class 9 Biology – Being Alive – Tissues