Cell The Unit of Life Test No-1 August 5, 2017admin0 Comments CategoriesCell The Unit of Life NEET Foundation Class VIII-Botany-Cell The Unit of Life 1. The living cell was first discovered by R.Hooke A.V. Leeuwenhoek N. Grew R. Brown 2. Who first applied cell theory to plants ? T.schwann R. Virchow M. Schultz M. J. Schleiden 3. The scientist who first proposed that the presence of cell wall is a unique character of the plant cells is T. schwann M.J. schleiden R. virchow R. Brown 4. Cell lineage or cell inheritance theory was proposed by Virchow R. Brown Sutton & Boveri Hanstein 5. The following is common for both prokaryotic and eukaryotic cells. Nucleus DNA with histones Cytoplasm 80 S Ribosomes 6. Amembranous cell organelles which are found in both prokaryotic and eukaryotic cells are Mitochondria Ribosomes Microbodies Vacuole 7. Common semi autonomous cell organelles found in all eukaryotic cells are plastids Mitochondria Nucleus 1 & 2 8. Amembranous cell organelle ‘centriole’ is present in All plant cells All animal cells All prokaryotic cells All cyanabacteria 9. Smallest cells are Bacteria Cyanobacteria Mycoplasmas RBC 10. Largest individual cell is Egg of Ostrich RBC WBC Mesophyll cell 11. Genetic material in prokaryotic cell is ds DNA ss DNA ss RNA ds RNA 12. Extra chromosomal, small, circular, naked DNA present in some bacteria is called Transposon Extron Intron Plasmid 13. Plasmids Contain antibiotic resistance genes Contain ds DNA molecule Are self replicable All the above 14. Unique features of prokaryotic cells are the presence of Mesosomes Inclusion bodies Plasmids All the above 15. In prokaryotes, the cell envelope includes Glycocalyx Cell wall Cell membrane All the above 16. Bacteria are divided into Gram +ve and Gram -ve based on Nature of cell envelope Response to staining Plasmids 1&2 17. The structure which prevents the bacteria from bursting of collapsing is Cell wall Glycocalyx Cell membrane Mesosomes 18. Mesosomes include Vesicles Tubules Lamellae All the above Loading … Related posts: Cell The Unit of Life Test No-6 Cell The Unit of Life Test No-7 Cell The Unit of Life Test No-8 Cell The Unit of Life Test No-14 Cell The Unit of Life Test No-15 Powered by YARPP.