A. Nitrogen
B. Carbon
C. Sulphur
D. Phosphorus
Related Mcqs:
- Which one of the following pairs is a sedimentary type of biogeochemical cycle?
- Which is an example for sedimentary biogeochemical cycle?
- Which ecological cycle is directly driven by sunlight?
- Biogas is composed of __________?
- The ultimate analysis of coal gives
- The proximate analysis of coal gives
- The cycle of life, death and decay involving organic nitrogeneous matter is called
- Nuclear accidents mostly release radioactive _____________ into the atmosphere.
- Affinity of the enzyme RuDP carboxylase for crbon dioxide is enhanced by:
- Cigarette smoking exposes one to ____________.
