It is a common practice to plant trees and shrubs near the boundary walls of buildings. What purpose do they serve?

(b) monoculture in the area

Hint—(a) Leucoplast            (b) Chloroplast           (c) Chromoplast

The soil particles carried by water from the source of supply.

The plants growing near the boundary wall act as barriers for sound pollution and act as dust catchers.

(b) tropical region

(b) sewerage. 

When we see the trees from a moving train, their position is changing with respect to us. Hence they appear to be moving. On the other hand the position of...

(b) i, ii, iii, and iv (i) Burning degrades the soil. (ii) Burning produces harmful gases/fumes. (iii) Precious raw materials to obtain manure at low cost is lost. (iv) Lot of heat is generated...

(i) A chain of markets begins from wholesale markets to retail shop owners who sell directly to the consumers. In between wholesale markets and retailers, there are medium and big...

(a) Coniferous trees