Photosynthesis In Higher Plants Question 103

Question: An organism that photosynthesizes but do not release any molecular oxygen during the process is

Options:

A) Algal component of a lichen

B) Blue-green algae

C) Green sulphur bacteria

D) Spirochaete

Show Answer

Answer:

Correct Answer: C

Solution:

Green sulphur bacteria uses $ H_2S $ or other reduced organic and inorganic substances.

No utilization of $ H_2O $ occurs in this bacteria hence there is no evolution of $ O_2 $ .