Multiple choice

In a hypothetical situation, if all the heterotrophic bacteria disappear from the earth, then which of the following steps of carbon cycle would suffer?

  1. Photosynthesis

  2. Methanogenesis

  3. Biodegradation

  4. CO2 fixation

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Biodegradation step of carbon cycle would suffer in the absence of heterotrophs. They are important in the carbon chain for the processes of biodegradation and decomposition under aerobic and anaerobic conditions.