Important question :-

  1. What is cell?
  2. What are the thin transparent layer of onion skin or any outermost layer of Tissue called ?
  3. Write any three name of unicellular and multicellular organisms.
  4. Write any 4 names of cell that has found on human body.
  5.  How oxygen and carbon-dioxide goes in and out of the cell? Explain.
  6. How water goes in and out of cell? Explain.
  7. What happen to the cell, when solution outside the cell is very dilute, concentrated or same as the concentration of cell. Also write the name of each type of solution.
  8. The process that helps the plant to absorb water into there roots are called?
  9. Plasma membrane are made up of __________________.
  10. What is endocytosis?
  11. What is Plasmolysis?
  12. Why Animal cell get swollen but plant cell won’t when they place under hypotonic solution.
  13. Write a short note on Nucleus of cell.
  14. Write full process from which chromatin get transformed into chromosomes.
  15. How chromosomes shares its information from parents to next generation?
  16. Differentiate between prokaryotes and Eukaryotes. (Write At least 3main points).
  17. Write short note on virus.
  18. Write any 4 cell organelles found in animal cell.
  19. What is endoplasmic reticulum. Write its parts and there working inside a cell.
  20. What is membrane biogenesis

Class 9 Maths

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