Bread mould respires in the presence of _____.
-
Nitrogen
-
Oxygen
-
Hydrogen
-
Carbon dioxide
B
Correct answer
Explanation
Bread mould (Rhizopus) is an aerobic organism, meaning it requires oxygen to perform cellular respiration and produce energy. While it can tolerate various conditions, it cannot survive or grow effectively in the absence of oxygen. Nitrogen and hydrogen do not support its respiration.