Question

Out of diffuse porous and ring porous woods, which is correct

(a) Ring porous wood, carries more water for short **

(b) Diffuse porous wood carries more water

(c) Ring porous wood carries more water when need is higher

(d) Diffuse porous wood is less specialised but conducts water rapidly through out

Answer 1

Correct option (c) Ring porous wood carries more water when need is higher

Explanation

In dicots, large sized vessels are arranged in two ways-ring porous (large sized vessels in early wood, e.g. Quercus) and diffuse porous (large sized vessels distributed throughout, e.g. Azadirachta Ring porous vessels are more efficient and advanced as they provide quicker translocation when water reguirement is maximum.