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Q.8. Stem develops from
- radicle
- cotyledon
- mesocarp
- plumule
Explanation: Stem develops from plumule.
Anatomy Of Flowering Plants : Biology (Class 11th) Revision Test | MCQs For NEET
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Q.1. Quiescent centre is present in the
- apical meristem
- shoot meristem
- lateral meristem
- root meristem
Q.2. Closed vascular bundles lacks
- pith
- xylem
- cambium
- xylem vessels
Q.3. Which of the following is not a feature of spring wood?
- Color of the wood is light.
- Density is less.
- Cambium is active.
- Lesser number of xylary elements.
Q.4. In a monocot leaf
- bulliform cells are absent from the eqidermis
- veins from a network
- mesophyll is well differentiated into palisade and spongy parenchyma
- mesophyll is not differentiated into palisade and spongy parenchyma
Q.5. A.T.S. of a young dicot root can be distinguished from that of a young dicot stem by the presence of
- radial arrangement of xylem and phloem
- collateral arrangement of xylem and phloem
- interfascicular cambium
- intrafascicular cambium
Q.6. Fusifrom initial cells of cambium from
- vascular rays
- tracheary elements
- ray parenchyma
- phloem parenchyma
Q.7. Callose deposition is found in
- tracheids
- companion cells
- sieve areas
- phloem parenchyma
Q.8. Stem develops from
- radicle
- cotyledon
- mesocarp
- plumule
Q.9. Stem grows in girth due to
- outer cortical
- epidermis
- vascular cambium
- phellogen
Q.10. Which of the following is true about heartwood?
- They are dead but gives mechanical support to stem
- They are light in color
- They conduct water and minerals.
- 1 and 3
Q.11. Pith is very well developed in
- monocot root and monocot stem
- monocot root and dicot root
- dicot root and monocot stem
- monocot root and dicot stem
Q.12. Which of the following helps in the curling of the leaf surface?
- Bulliform cells
- Xylem tissue
- Palisade parenchyma
- Bundle sheath cells
Q.13. Walls of sclerenchyma are
- rigid
- lignified
- pectinised
- suberised
Q.14. Fusifrom initial cells of cambium from
- vascular rays
- tracheary elements
- ray parenchyma
- phloem parenchyma
Q.15. Closed vascular bundles lacks
- pith
- xylem
- cambium
- xylem vessels
Q.16. After the secondary growth, the oldest layer of secondary phloem in a dicot stem is located
- just outside the vascular cambium
- just inside the vascular cambium
- just inside the vascular phloem
- just outside the secondary xylem
Q.17. The innermost layer of cortex which shows casparian thickenings in its cells is called as
- epidermis
- endodermis
- pericycle
- exodermis
Q.18. Vessels differ from tracheids
- in being living
- in being derived from a single cell
- in that they consist of vertical row of cells with cross walls dissolved
- in coducting water and minerals
Q.19. Endodermis cells are rich in
- cellulose
- starch grains
- fibers
- resins and wax
Q.20. Formation of secondary xylem and phloem respectively
- Centrifugal and centripetal
- Centripetal and centrifugal
- Both centripetal
- Both centrifugal
Q.21. Bark includes all the tissues
- Lying outside the vascular cambium
- Formed by vascular cambium
- Formed by phellogen
- Phellem & phelloderm
Q.22. Living tissue in lenticel is called
- Conjunctive tissue
- Connective tissue
- Complementary tissue
- Phelloderm
- Xylem fibres
- Xylem parenchyma
- vessels
- Tracheids
Q.24. Which of the following provide maximum mechanical strength to a tree trunk.
- Heart wood
- Sap wood
- Cork
- Late wood
Q.25. Vessels and companion cells are respectively present in the xylem and phloem of
- Gymnosperm
- Pteridophytes
- Angiosperm
- Bryophyta
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