Question

Write down the common features of the connective tissue. On the basis
of structure and function, differentiate between bones and cartilages.


NCERT Class XI
Biology - Exemplar Problems

Chapter 7. Structural Organisation in Animals

Answer 1

The connective tissues bind or connect various tissues and organs in the body provides them rigidity, support and protection.
 
                                 bones                                   cartilage

. Firm but elastic.                                    . frim and brittle.

. matrix formed of organic material,    . matrix deposited with inorganic salts
chondrin.                                                  in the form of calcium phosphate
                                                                   crystals.

. Lamellae absent.                                   . lamellae present.

. Canaliculi absent.                                 . canaliculi present.

. It lacks blood supply.                           . It has its own blood supply.

hope it helps.. :)

Answer 2

Firm but elastic. . frim and brittle.

.

. Lamellae absent. . lamellae present.

. Canaliculi absent. . canaliculi present.

. It lacks blood supply. . It has its own blood supply.