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The cell theory was given in year 1839 by Schleiden and Schwann. According to this theory all organisms are composed of cell and cells are the basic unit of life.
How did this theory help in the field of science?

A. It helped to study the working of cells.

B. It helped in curing diseases caused by cell.

C. It helped in restating the earlier theories on cell.

D. It helped in introducing the use of microscopes to study cell.

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

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  1. The given diagram shows the sectional view of a mitochondrion.Identify the parts labelled as A, B, C,…
  2. Match column-I (cell organelle) with column-II membrane and select the correct option from the codes…
  3. Which of the following is not the function of cell wall?Provides shape to the cell.Protects the cell…
  4. The cell theory was given in year 1839 by Schleiden and Schwann. According to this theory all organisms…
  5. Which one of the following pairs is not correctly matched?
  6. Function of contractile vacuole in Amoeba is
  7. The following diagram shows some of the missing structures in a plant cell marked as A, B, C, D E. Choose…
  8. Which of these is wrongly matched?
  9. Select the incorrect statement about prokaryotic ribosomes.
  10. Which of the following statements are correct?
  11. The given figures show two types of cell. Which structures are common to both the cells?
  12. Which one of the following combination is mismatched?
  13. Which cellular structure helps in transferring genetic information from one generation to another?
  14. In the given figure of animal cell, one orginelle is marked as A. Select the correct identification…
  15. Choose the incorrect match.
  16. The cytoskeleton is a proteinaceous network of fibres in the cytoplasm. It is involved in
  17. Which of the following is incorrect ?
  18. Which of the following statement of a bacterial cell is/are correct?Mesosome is formed by the extensions…
  19. Which of the following option correctly match A, B, C, and D indicated in the given sectional view of…
  20. Membranous extensions in blue green algae are known as
  21. According to widely accepted fluid mosaic model cell membranes are semi-fluid, where lipids and integral…
  22. Match column-I with column-II and select the correct option.Column - IColumn - IIA. Golgi apparatusI.…
  23. Study the following statements on cilium or flagellum and answer the question.Cilium / Flagellum contains…
  24. Which function is carried out by the cell organelle 'X'?
  25. In which method of transport, plasma membrane does not require carrier molecule?
  26. Which of the following will determines the shape of the cells and provides a strong structural support…
  27. _______________ is the important site of formation of glycoproteins and golycolipids.
  28. Identify the components labelled A, B, C and D in the given section of cilia/flagella showing different…
  29. What would happen if lysosomes get ruptured in a cell?
  30. Extension of plasma membrane in prokaryotic cell is