Two adjacent vessel and tracheid exchange sap through
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Explanation
P-88, PARA-1
NEET Practice Questions (MCQs) with Answers & Solutions
Practice free NEET NEET multiple-choice questions online with instant answers and detailed explanations. No login required.
Which one of the following comprises only simple tissue?
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Explanation
P-86, PARA-2
What is the destiny of primary xylem in a dicot root showing extensive secondary growth?
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Explanation
During the secondary growth of the dicot root:
1. The cells of cambium strips produced towards inner side differentiate into secondary xylem elements and those produced towards outside differentiate into secondary pholem.
2. The primary remains its original position in the center of the axis but the primary phloem is pushed towards outer side and crushed.
So, the correct answer is 'It is retained in the center of the axis'.
A stem without vessel possessing prominent sieve tubes would belong to
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Explanation
Trochodendron and Tetracentron lack vessel elements in their wood, a quite unusual feature in angiosperms.
In which of the following pairs of parts of a flowering plant is epidermis absent?
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Explanation
As these have meristematic tissue with high cell division capabilities.
A conjoint and open vascular bundle will be observed in the transverse section of
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Explanation
P-92, PARA-1
Anatomically fairly old dicotyledonous root is distinguished from dicotyledonous stem by
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Explanation
P-97, PARA-3
Which of the following is correct about transport or conduction of substances.
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Explanation
P-87, PARA-5
Axillary bud and terminal are derived from
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Explanation
Apical meristem is located at the apex of stem, root and their branches and form axillary bud and terminal bud.
Meristematic cells are
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Explanation
P-84 , PARA-2
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