7- Methylene blue is the a) primary stain for the Gram stain b) primary stain fo

Question

7- Methylene blue is the a) primary stain for the Gram stain b) primary stain for the endospore stain c) counter stain for the Gram stain d) counter stain for the acid fast stain 8. True or False The process by which plants use solar energy to convert carbon dioxide and water into carbohydrates such as glucose is called photosynthesis Based on their oxygen requirement, bacteria can be classified into five major groups. 9. A. G- Using the above picture answer the following questions! a- Which tube indicates the growth of an obligate aerobe? b-Which tube might indicate an organism like E.coli (facultative)? c- Which tube indicates Clostridium growing? d- Which tube might indicate the presence of Helicobacter pylori? 10-In exercise #19, what liquid medium was used to grow both aerobic and anaerobic organisms?

Explanation / Answer

7. D. Counter stain for acid fast stain.

8.True.

Photosynthesis is the process of conversion of solar energy into chemical energy of carbohydrates.

9. A. A.

B. C.

Facultatitve anaerobes

C. D.

Clostridum is obligate anaerobe

D. B.

Helicobactrt pylori is microaerophillic.

10. Exercise 19 not shown.

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