Environmental Biotechnology章节测试课后答案2024秋

第一章单元测试

1. The basic reactions involved in bacterial growth, including（ ）.

A:fermentation reactions
B:energy-producing reactions
C:energy-consuming reactions
D:cell synthesis reactions

答案:energy-producing reactions
###cell synthesis reactions


2. In microbial metabolism, NO3- and SO42- can be used as electron acceptors in （ ）.

A:the absence of enzymes
B:the absence of ATP
C:in the presence of cytochromes
D:the absence of oxygen

答案:the absence of oxygen



3. f_s⁰+f_e⁰=（ ）.

   
   

   
   


A:0.9
B:2
C:1
D:1.1

答案:1


4. The amount of donor used for energy production for cells synthesis related to both energy required for cell synthesis and energy released from donor oxidation. ( )

A:对 B:错
答案:对

5. The net yield Yn will sometimes equals to true yield Y. ( )

A:错 B:对
答案:错

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