Step 1: Root hairs are tiny extensions of root epidermal cells.
Step 2: They increase surface area for absorption and directly absorb water and minerals from the soil. \[ \boxed{\text{Root hairs absorb water and minerals from the soil.}} \]
| LIST-I Types of Sclereids | LIST-II Examples |
|---|---|
| A. Astrosclereids | IV. Nymphea leaves |
| B. Macrosclereids | III. Kidney bean seeds |
| C. Osteosclereids | II. Olive leaves |
| D. Trichosclereids | I. Leaves of Monocots |