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Gymnosperms are also called soft wood spermatophytes because they lack

A. cambium

B. phloem fibres

C. thick-walled tracheids

D. xylem fibres

Correct Answer : D.


Soft wood is non-porous, homoxylous gymnospermic wood rich in tracheids and xylem parenchyma, vessels and fibres are absent and resin canals are present, e.g., Deodar (Cedrus), Pine (Pinus)

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  5. Gymnosperms are also called soft wood spermatophytes because they lack
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  10. Which of the following figure is a type of permanent tissue having many different types of cell?
  11. Read the following statements and answer the question.Cambium is very active and produces a large number…
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  13. Identify the types of simple tissue indicated by A, B, C and D and their function.
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  15. The given figure shows the T.S of dicot root. Some parts are marked as A, B, C, D, E, & F. Choose the…
  16. Which of the following process helps the trichomes in preventing water loss?
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  18. The given figure shows T.S. of monocot stem. Identify the correct labelling of A to F marked in the…
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  21. Which of the following statements are correct ?Xylem transports water and minerals.Gymnosperms lack…
  22. Various functions like photosynthesis, storage, excretion performed by _____________.
  23. Match column-I with column-II and choose the correct option.A. Spring wood orI. Lighter in colour early…
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  25. Apical, intercalary and lateral meristems are differentiated on the basis of
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  27. Which of the following statements is correct?
  28. In the given figure of phloem tissue, identify the marked part (A, B and C) which help in maintaining…
  29. Why grafting is successful in dicots ?
  30. Match the elements of xylem given in column I with their character given in the column II and choose…