36. | What helps in the heat resistance of endospore? |
a. | calcium-DPA complex |
b. | water |
c. | methylene |
d. | calcium |
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Answer: (a).calcium-DPA complex
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37. | Cysts also have high heat resistance like endospores. |
a. | True |
b. | False |
c. | May be |
d. | Can't say |
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Answer: (b).False
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38. | Which of the following methods can be utilized for removing peripheral proteins of the cytoplasmic membrane? |
a. | treatment by detergents |
b. | osmotic shock |
c. | heat application |
d. | destruction of the membrane |
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Answer: (b).osmotic shock
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39. | Which of the following are true for cytoplasmic membrane? |
a. | hydrophilic barrier |
b. | hydrophobic barrier |
c. | site of generation of protonmotive force |
d. | hydrophobic barrier and site of generation of protonmotive force |
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Answer: (d).hydrophobic barrier and site of generation of protonmotive force
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40. | The organisms which can use reduced inorganic compounds as electron donors are known as _________ |
a. | chemotrophs |
b. | organotrophs |
c. | lithotrophs |
d. | phototrophs |
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Answer: (c).lithotrophs
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