Identify the role of Vermiculate in vertical landscapes

Q. Identify the role of Vermiculate in vertical landscapes

(A) Fertilizer

(B) Holding material

(C) Binding material

(D) Water retention element

Ans: Water retention element

Explanation: Vermiculite is a hydrous phyllosilicate mineral. Where soils are sandy, mixing of vermiculite into the soil will allow the soil to hold the water and air needed for growth.