Which one of the following pairs is a sedimentary type of biogeochemical cycle?

Related Mcqs:

1. The percentage of water bound in lithosphere and sedimentary rocks is:

   A. 75
   B. 65
   C. 85
   D. 95

2. In which one of the following pairs is the specific characteristic of a soil not correctly matched?

   A. Terra rossa – Most suitable for roses
   B. Chernozems – Richest soil in the world
   C. Black soil – Rich in calcium carbonate
   D. Laterite – Contains aluminium compound

3. Which one of the following pairs is mismatched?

   A. Savanna – Acacia trees
   B. Prairie – Epiphytes
   C. Coniferous forest – Evergreen trees
   D. Tundra – Permafrost

4. Which of the following is logical sequence of carbon cycle:

   A. Photosynthesis-consumer-decomposer
   B. Decomposer-consumer-photosynthesis
   C. Photosynthesis-decomposer-consumer
   D. Consumer-photosynthesis-decomposer

5. Hydrological cycle is under the control of:

   A. Grasslands
   B. Forests
   C. Planktons
   D. Epiphytes

6. Mark the incorrect statement with reference to carbon cycle:

   A. Lime rocks contribute to CO2 of water
   B. Atmospheric CO2 gets dissolved in water
   C. CO2 is returned by combustion of fuel
   D. 75% of total carbon lies in geological component

7. The main role of bacteria in the carbon cycle involves:

   A. Photosynthesis
   B. Assimilation of nitrogenous compounds
   C. Chemosynthesis
   D. Digestion or breakdown of organic compounds

8. Carbon cycle includes:

   A. Producer, consumer, decomposer
   B. Producer, consumer, producer
   C. Producer, decomposer, consumer
   D. Consumer, producer, decomposer

9. In the phosphorus cycle, weathering makes phosphate available first to:

   A. Decomposers
   B. Consumers
   C. Producers
   D. All the above

10. From the onwards the coppice crop will be thinned on a ______ cycle:

    A. 5 years
    B. 7 years
    C. 10 years
    D. None of these