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You are given a fairly old piece of dicot stem and a dicot root. Which of the following anatomical structures will your use to distinguish between the two?
Options
(a) Secondary xylem
(b) econdary phloem
(c) Protoxylem
(d) Cortical cells
Correct Answer:
Protoxylem
Explanation:
Anatomically fairly old dicotyledonous root is distinguished from the discotyledonous stem by position of protoxylem. In dicot root the protoxylem is located near the periphery of the vascular cylinder while in dicot stem the protoxylem is located near the centre of vascular bundle i.e., the xylem is endarch.
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Topics: Structural Organisation In Plants
(243)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- DDT residues are rapidly passed through food chain causing biomagnification
- A change in the amount of yolk and its distribution in the egg will affect
- Potato is the major staple,underground plant product. It is the modification of
- How much amount of oxygen is present in one gram of haemoglobin
- What is genophore
Topics: Structural Organisation In Plants (243)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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