Biological-Classification-And-System-Of-Classification Question 893

Question: Which one of the following organisms may respire in the absence of oxygen [MP PMT 2002]

Options:

A) Azotobacter

B) Clostridium

C) Rhizobium

D) Lactobacillus

Show Answer

Answer:

Correct Answer: B

Solution:

Clostridium species are obligate anaerobes, meaning they can only respire in the absence of oxygen.