Question

Give one function of each of the following: 

(a) Stomata 

(b) Root nodules 

(c) Cardiac muscle fibre

Answer 1

Structure	Function
Stomata	Help in exchanges of gases between plants and atmosphere. Plants carry out transpiration through them.
Root Nodules	Root nodules are a house for Rhizobium which fixes nitrogen for plants.
Cardiac muscle fiber	Only present in hear, it contracts and allows the heart to pump blood into the body organs.