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Trees at sea do not have annual rings because

A. soil is sandy.

B. there is climatic variation.

C. there is no marked climatic variation.

D. there is enough moisture in the atmosphere.

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

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  1. T.S. of dicot stem is given below, certain parts have been marked by alphabets (A I). Choose the option…
  2. T.S. of dicot leaf passing through the midrib is given below. Certain parts have been marked by alphabets…
  3. The vessel elements of angiosperms differ from other elements of xylem in having
  4. Match column-I with column-II and select the correct option from the codes given below.Column-IColumn-IIA.…
  5. Match column-I with column-II and choose the correct option.A. Spring wood orI. Lighter in colour early…
  6. Which of following helps bamboo and grasses to elongate ?
  7. Why grafting is successful in dicots ?
  8. The trees growing in desert will
  9. Various functions like photosynthesis, storage, excretion performed by _____________.
  10. Choose the correct labelling of (A J) in the given figure of T.S. of monocot root.
  11. The given figures are types of elements (A and B) which constitute one type of complex tissue (c) of…
  12. A plant tissue when stained showed the presence of hemicellulose and pectin in cells wall of its cells.…
  13. One of the primary function of the ground tissue in a plant is
  14. Which of the following statement(s) is/are correct ?Uneven thickening of cell wall is characteristic…
  15. Match the names of the structures given in column-I with the functions given in column-II, choose the…
  16. In land plants, the guard cells differ from other epidermal cells in having
  17. Some vascular bundles are described as open because these
  18. Which of the following statement(s) is/are not correct?Cork cambium is also called phellogen.Cork is…
  19. Sclerenchyma usually___________and_____________ protoplasts.
  20. The given figure shows the secondary growth in a dicot stem. Their parts are marked as A, B, C, D, E…
  21. T.S. of monocot leaf is given below, certain parts have been marked by alphabets (A G). Which one is…
  22. In stems, the protoxylem lies towards the _____________ and the metaxylem lies towards the ____________…
  23. A piece of wood having no vessels (trachea) must be belonged to
  24. Which one of the followings option shows the correct labelling of the parts marked as A, B, C and D…
  25. Which of the following statements is correct?
  26. Which type of plant tissue is being described by the given statements?It consists of long, narrow cells…
  27. Which of the following is responsible for the formation of an embryonic shoot called axillary bud?
  28. Cells of permanent tissues are specialized
  29. A tissue is a group of cells which are
  30. When we peel the skin of a potato tuber, we remove