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The main function(s) of root system is/are

A. absorption of water and minerals from the soil

B. storing reserve food material

C. synthesis of plant growth regulators

D. All of the above

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  1. Which of the following is a modified stem for the protection of plants from browsing animals?
  2. Pollen grains are produced within _________of stamen.
  3. Which of the following statement(s) is/are correct about calyx?
  4. In flower (X), the gynoecium occupies the highest position while the other parts are situated below…
  5. Study the following statements and select the correct optionBuds are present in axil of leaflets of…
  6. Match the following stem modifications given in column I with their examples given in column II and…
  7. Read the following statements and answer the question.It is the pattern of arrangement of leaves on…
  8. A branch in which each node bearing a rossette of leaves and a tuft of roots is found in aquatic plants…
  9. The given figures (A & B) show two types of compound leaves. Choose the option which identity the…
  10. A sterile stamen is known as
  11. Which one of the following statement is not correct?
  12. Match column-I with column-II and choose the correct option.A. Gram, sem, moong,I. Medicine soyabeanB.…
  13. Which of the following is an example of pinnately compound leaf ?
  14. Which of the following groups of plants have underground stems?
  15. The given figure shows the region of root tips with their region marked as A, B and C. Choose the option…
  16. Statement-1 : Ginger has a prostrate-growing rhizome.Statement-2 : Shoot growth is not effected by gravity.
  17. The mature seeds of plants such as gram and peas, possess no endosperm, because
  18. The character of flower which is represented by floral formula but not by floral diagram is
  19. Which of the following statements are correct?From the region of elongation, some of the epidermal cells…
  20. The X is small and situated in a groove at one end of the endosperm. It consists of one large and shield…
  21. Main function of leaf is
  22. Ginger is an underground stem. It is distinguished from root because
  23. Which of the following statements are correct about the leaf?Leaf is a lateral, generally flattened…
  24. When a flower can be divided into two equal radial halves in any radial plane passing through the centre,…
  25. Fibrous root system is better adopted than tap root system for
  26. Statement 1 : A simple leaf has undivided lamina.Statement 2 : Leaves showing pinnate and palmate venations…
  27. The given figures (A and B) shows the modificaiton of roots.Which of the following statements regarding…
  28. Rearrange the following zones seen in the regions of root tip and choose the correct option.(A) Root…
  29. Seeds are regarded as products of sexual reproduction because they
  30. Match column I with column II and choose the correct option.Column-IColumn-IIA. Bud in theI. Pitcher…