Basic Science : Tools Techniques QUESTIONS AND ANSWERS :: part2 : 26 to 30
Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :
26.A section prepared for examination under electron microscope is |
| Ultrathin |
| Macerated |
| Thin |
| Of any thickness |
27.Which one is a redox dye |
| Janus green |
| Methylene blue |
| Neutral red |
| Aniline blue |
28.Knoll and Ruska are famous for developing |
| Ultraviolet microscope |
| Polarising microscope |
| Electron microscope |
| X-ray crystallography |
29.Magnification of common oil immersion lens is |
| 45 X |
| 100 X |
| 450 X |
| 1000 X |
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