BT102 Midterm Past Papers by Antagonist

Antagonist Zoologist BT102 Past Papers Solved MID 2021

1. After gram staining, gram positive bacteria appear Purple (crystal violet)
2. Slide or specimen is placed on…………….stage of microscope
3. Kingdom Monera consist of---------- Archea + bacteria
4. Which is used for mordant in gram staining?..................... iodine
5. The primary stain is used in acid fast staining is …………….carbolfuchsin.
6. Aristotle thought that Simpler invertebrate could arise by spontaneous generation.
7. light microscope power ............... 0.2
8. Robert Hooke First drawing of microbes in …………….1665.
9. whichoneis the basic dye-------------methylene blue
10. study of microbes .............. microbiology
11. Mycobacterium is stained by ........... acid-fast technique.
12. Microbes also called germs or microorganisms are … to be seen with unaided eye. Too small
13. … used to be the main feature prior to the advent of molecular biology. Morphology
14. Bacteria and archea are two … groups.

Different

15. … are composed of only circular

ssRNA. Viroids

16. … are also called satellite viruses. Virusoids
17. … are infectious proteins. Prions

Q18. Which of the following contains mycolic acid?

Mycobacterium and Nocordi

19. After gram staining, gram positive bacteria appear. purple
20. Rod shaped bacteria are called. bacilli
21. Energy is required in. active movement

Q22. Which of the following structure is involved in the locomotion of bacteria?

flagella

23. Gram positive bacteria produced. exotoxins
24. The basal body of flagellum of gram positive bacteria consist of rings.
25. 70s ribosome consist of two subunits. 50S and 30s
26. Are used for twitching motility. pili
27. Integral protein are imbedded in the cell membrane and are insoluble in water.
28. Only one stain is used Simple staining
29. A couple of stains is used

staining

30. Oil immersion power of objective lens Differential

100x

31. Low magnification power of ocular lens

• 100x

32. Ability of the lenses to distinguish between two closely lying objects as separate Resolution