Hie sequence blue green algae > crustose lichens foliose lichens > mosses shrubs dicotyledonous tree represents

A. a food chain

B. genetic drift

C. ecological succession trend

D. a phylogenetic trend

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  1. The source of energy in the ecosystem is:
  2. Biosphere is:
  3. The first stage of plant succession on earth is called
  4. What is the major constituent of biomass of an organism
  5. What will happen if our water resources are continued to be polluted by industrial wastes
  6. The biggest herbarium of India is
  7. Primary treatment of sewage means
  8. Pedology is the study of
  9. Biologists celebrate 5th June as
  10. The least porous soil among the following is
  11. Silent valley is situated in
  12. Which of the following functions performed by forests help most in controlling drought
  13. In grassland ecosystem the pyramid of energy is
  14. Radiation is a health hazard as it causes
  15. The ultimate source of energy for fish is
  16. Competition for food, light and space is most severe in
  17. One of these is a renewable source of energy:
  18. Mark which is true
  19. Hie sequence blue green algae > crustose lichens foliose lichens > mosses shrubs dicotyledonous…
  20. Increasing accumulation of DDT in organisms of a food chain in higher trophic levels is known as
  21. Which one of the following is associated with the conservation of forest ?
  22. A pollutant is any substance, chemical or other factor that changes
  23. The food chain in which microorganisms break down the energy-rich compounds synthesized by producers…
  24. A habitat of long severe winters and growing season limited to a few months of summer constitutes
  25. Humus is an example of
  26. Deforestation may reduce the chances of
  27. Vegetation in Delhi is predominantly
  28. Carbon cycle includes
  29. Smog is a common pollutant in places having
  30. . Biome is