Invisible living world

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Across
  1. 5. The Dutch scientist considered the Father of Microbiology for being the first to clearly see bacteria
  2. 9. The vital process by which plant cells make their own food with the help of chlorophyll and sunlight
  3. 11. A thin layer of tissue scraped from the inside of the mouth to study animal cell structure
  4. 12. The green pigment found inside chloroplasts that traps light energy to help plants make food
  5. 13. A large empty-looking space in plant cells that helps store substances and maintain cell shape
  6. 14. The thin square piece of glass placed over the specimen on a slide to protect it and keep it flat
  7. 15. The English scientist who first observed and named cells in 1665 after looking at a thin slice of cork
  8. 16. An extra outer layer present in plant cells like onion peel cells that provides rigidity and strength
  9. 17. Tiny rod-shaped structures found in all parts of a plant cell that can contain pigments or store food
  10. 19. The outer layer common to all cells that separates one cell from another and controls what enters and exits
Down
  1. 1. The blue-coloured stain used during the cheek cell experiment to make animal cell structures visible
  2. 2. The round structure in the middle of a cell that regulates all cellular activities and growth
  3. 3. Any living being whether a plant or an animal
  4. 4. The liquid chemical added to a cell slide to prevent the cells from drying up and improve clarity
  5. 6. The dead bark material from a tree that was examined under a primitive microscope to reveal empty compartments
  6. 7. The jelly-like space between the cell membrane and the nucleus where most life processes take place
  7. 8. The scientific invention or tool that opened up the fascinating hidden world of tiny living creatures
  8. 10. The famous book published by Robert Hooke in 1665 containing detailed drawings of microscopic things
  9. 11. Tiny green rod-shaped structures or plastids in plant cells that contain chlorophyll and help in photosynthesis
  10. 18. The red-coloured stain used during the onion peel experiment to give a pinkish colour to the cells