What does thimble like structure mean in the first line?

What does thimble like structure mean in the first line? 5. yl Regions 01 Root Ille root is covered at the apex by a thimble-like structure called the root C@P_ (Figure 5.3). At rotects th n era ex its way through the soil. A few millimetres above the -root cap is the region of meristematic —U-vity. The cells of this region areyysmali, ac Root and divide repeatedly. The cells proximal to this region undergo _ rapid elongation and enlargement and are ———_nguv, regipn is called the reßion of elongation. of the elonggUpn 'zone gradually differentiate and mature. Hence. this zone, proximal to region of elongation, is called the region of maturation. From this region some of the epidermal cells form very fine and delicate, thread-like structures called root hairs. hairs absorb water and* minerals from the soil. y. 2 Modifications of Root Roots in some plants change their shape and structure and become modified to erform functions other than absorption and The are

Dear Student. 
Please find below the solution to the asked query.

A thimble like structure means a small cap like structure. The root cap is a cap like structure of epidermal cells that protects the underlying tissues of root tip.


Hope this information will clear your doubts about the topic. 

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