Question

a. Name the food conducting tissue in plants and draw a neat labelled diagram of the
same.
b. Give two reasons why sieve tube cells and companion cells are called sister cells.
c. Name the tissue found in i. Pinna of human ear. ii. Bark of a tree

Answer 1

Explanation:

a)Phloem is the food conducting tissue in plants.

b)Companion cells and sieve tube elements are derived from the same mother cells through an unequal division. Both of them are dependent on each other and are sister cells.

c) I. Elastic cartilage.

ii. Permanent tissue.

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