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Q. No.In the given cross-section diagram of a tree A, B C and D respectively represent:
| A | B | C | D | |
| 1. | Periderm | Bark | Secondary phloem | Secondary xylem |
| 2. | Periderm | Bark | Secondary xylem | Secondary phloem |
| 3. | Bark | Periderm | Secondary phloem | Secondary xylem |
| 4. | Bark | Periderm | Secondary xylem | Secondary phloem |
Subtopic: Â Anatomy of Root |Â Activity of Cork Cambium |
 69%
From NCERT
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Consider the given two statements:
| I: | Dicot roots do not undergo secondary growth. |
| II: | In the dicot root, the vascular cambium is completely secondary in origin. |
| 1. | Both I and II are correct and II explains I |
| 2. | Both I and II are correct but II does not explain I |
| 3. | I is correct but II is incorrect |
| 4. | I is incorrect but II is correct |
Subtopic: Â Anatomy of Root |
 80%
From NCERT
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Match each item in Column I with one in Column II and select the correct match from the codes given:
Codes:
| Column I | Column II | ||
| A. | Dicot stem | P. | Vascular bundles are arranged in a ring |
| B. | Monocot stem | Q. | Pith is small or inconspicuous |
| C. | Dicot root | R. | Vascular bundles are many and scattered in the ground tissue with no definite arrangement. |
| D. | Monocot root | S. | Pith is large and well developed |
| A | B | C | D | |
| 1. | Q | S | P | R |
| 2. | S | Q | R | P |
| 3. | P | R | Q | S |
| 4. | R | P | S | Q |
Subtopic: Â Anatomy of Root |Â Dicot Stem |Â Monocot Stem |
 82%
From NCERT
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Q. No.
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