Q. Carbohydrates, the most abundant biomolecules on earth, are produced by :
A) all bacteria, fungi and algae
B) fungi, algae and green plant cells
C) some bacteria, algae and green plant cells
D) viruses, fungi and bacteria
Explanation
[Solution from source] Carbohydrates are made by photosynthetic (and chemosynthetic) autotrophs: some bacteria, algae and green plants. Fungi and viruses cannot make carbohydrate from CO₂, and not all bacteria are autotrophic. Answer (3).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.