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Why annual rings are comparatively well ...

Why annual rings are comparatively well marked in plants growing in hilly areas than those in coastal areas ?

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Read the following statements and select the correct option Statement-1: Annual rings are distinct in plants growing in temperate regions Statement-2: In temperate regions, the climatic conditions are not uniform through the year.

State true(T) or false(F) to the given statements and select the correct option. ( a ) Annual rings are distinct in plants growing in temperate regions. ( b ) Lenticels occur in most woody trees and permit the exchange of gases. ( c ) Due to stelar secondary growth, central cylinder of wood surrounded by secondary phloem is formed. ( d ) The cells of endodermis opposite to protoxylem divide to give rise vascular cambium in dicot roots.

Pneumatophores are common in plants growing in saline marshy/ swampy area along seashores and estuaries. Select the CORRECT statement about such roots. (a) These are modifications of adventitious root system. (b) These are positively geotropic. (c) These are negatively geotropic. (d) None is correct

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ICSE-ANATOMY OF FLOWERING PLANTS -Test Your Progress (Short/Long Answer Type Questions )
  1. Name all the dead tissues present in a 20 years old healthy neem tree...

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  2. What is periderm? How does periderm formation take place in the dicot...

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  3. Why annual rings are comparatively well marked in plants growing in h...

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  4. Which tissues provide mechanical strength to the plant ? Describe the...

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  5. Differentiate between Collenchyma and sclerenchyma

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  6. Differentiate between Xylem and phloem

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  7. Differentiate between Collenchyma and aerenchyma

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  8. Differentiate between Soft wood and hard wood

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  9. Differentiate between Stoma and lenticel

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  10. With the help of suitable examples describe the various types of vasc...

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  11. Give the anatomical (internal structure) differences between a dicot ...

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  12. Write the main characteristics of a meristematic tissue.

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  13. Write the anatomical differences between dicot root and monocot root.

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  14. Give a brief account of complex tissue present in plants.

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  15. Write a brief accountof secondary growth in a dicotyledonous root.

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  16. Give an account of the activity of the cambium in the secondary growt...

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  17. Draw a neat and fully labelled diagram of a T.S. of dicotyledonous st...

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  18. Define meristematic tissue. Compare shoot and root apices with the he...

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  19. Give an account of various components of xylem of angiosperms. Descri...

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  20. What is secondary growth ? With the help of labelled diagrams describ...

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