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As secondary growth proceeds, in a dicot stem, the thickness of

A. sapwood increases.

B. heartwood increase.

C. both sapwood and heartwood increases.

D. both sapwood and heartwood remains the same.

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. Which one of the followings option shows the correct labelling of the parts marked as A, B, C and D…
  2. A tissue is a group of cells which are
  3. Match the terms given in column I with their features given in column II and choose the correct option.Column-IColumn-II(Terms)(Features)A.…
  4. T.S. of dicot stem is given below, certain parts have been marked by alphabets (A I). Choose the option…
  5. Apical, intercalary and lateral meristems are differentiated on the basis of
  6. Match column-I with column-II and select the correct option from the codes given below.Column-IColumn-IIA.…
  7. A narrow layer of thin walled cells found between phloem/ bark and wood of a dicot is
  8. A student was given a tissue to observe under the microscope. He observes the tissue and concludes that…
  9. Trees at sea do not have annual rings because
  10. Why grafting is successful in dicots ?
  11. Cells of permanent tissues are specialized
  12. Which meristem helps in increasing girth?
  13. Match column-I with column-II and choose the correct option.Column -IColumn -IIA. Bulliform cellsI.…
  14. Some vascular bundles are described as open because these
  15. Which one of the following statement is incorrect ?Epidermal cell has small amount of cytoplasm and…
  16. Which of the following statement(s) is/are not correct?Cork cambium is also called phellogen.Cork is…
  17. An organised and differentiated cellular structure having cytoplasm but no nucleus is called _________.
  18. The given figures are types of elements (A and B) which constitute one type of complex tissue (c) of…
  19. One of the primary function of the ground tissue in a plant is
  20. T.S. of dicot leaf passing through the midrib is given below. Certain parts have been marked by alphabets…
  21. The __________ occurs in layers below the epidermis in dicotyledonous plants.
  22. Cork cambium and vascular cambium are
  23. Which of following helps bamboo and grasses to elongate ?
  24. The given figure shows the T.S of dicot root. Some parts are marked as A, B, C, D, E, & F. Choose the…
  25. The given diagrams show stomatal apparatus in dicots and monocots. Which one is correct option for A,…
  26. A plant tissue when stained showed the presence of hemicellulose and pectin in cells wall of its cells.…
  27. Which type of plant tissue is being described by the given statements?It consists of long, narrow cells…
  28. As secondary growth proceeds, in a dicot stem, the thickness of
  29. Match the terms given in column I with their funciton given in column II and choose the correct option.Column-IColumn-II(Term)(Functions)A.…
  30. Which of the following process helps the trichomes in preventing water loss?