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Why do Dicots show secondary growth whil...

Why do Dicots show secondary growth while Monocots don't?

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CHETANA PUBLICATION-Kingdom Plantae -Exercise
  1. Why do Dicots show secondary growth while Monocots don't?

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  2. Which is the dominant phase in Pteridophytes?

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  3. The tallest living gymnosperm among the following is:

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  4. In Bryophtes…………….. .

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  5. A characteristic of Angiosperm is………… .

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  6. Angiosperms and Gymnosperms resemble in having………….. .

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  7. Presence of rhizoids in place of true roots is the characteristics fea...

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  8. The first vascular plants are…………. .

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  9. Both homosporous and heterosporous plants are found in the group……… .

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  10. Gymonosperms are characterised by the absence of……………….. .

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  11. The smallest gymnosperm among the following is…………. .

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  12. Endophytic fungi or mycorrhizae are found in the roots of………… .

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  13. The type of pollination in Angiosperms is…………… .

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  14. Secondary growth is absent in…………… .

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  15. Plant kingdom mainly comprises of…………… .

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  16. Vascular tissue is not found in………….. .

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  17. Bryophytes are dependent on water because………… .

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  18. The giant red wood tree a/an………… .

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  19. Living fossil is………… .

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  20. The dicotyledonous leaf shows………….venation.

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  21. Coralloid roots of Cycas has…………. .

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