Basic Science : Tools Techniques QUESTIONS AND ANSWERS :: part2 : 6 to 10
Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :
6.Schultze’s reagent can stain differentially |
| Cellulose |
| Starch |
| Lignin, cutin and suberin |
| All the above |
7.Schiff’s reaction was developed by |
| Taylor |
| Schiff |
| Fuelgen and Rossenbeck |
| Schultze |
8.X-ray diffraction photomicrographs of DNA used for preparing DNA model by Watson and Crick were obtained by |
| Bragg |
| Kirkpatrick |
| Astbury and Franklin |
| White |
9.Palladium or gold salts are used in staining section for |
| Superior optical microscope |
| Electron microscope |
| Ultraviolet microscope |
| Interference microscope |
10.Ultramicrotome cuts sections with the thickness of |
| 1 – 5 μm |
| 0.5 – 2.0 μm |
| 100 – 500 nm |
| 20 – 100 nm |
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