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സമുദ്രം എന്ന ആവാസവ്യവസ്ഥയിലെ ഉല്പാദകരിൽ പ്രധാനപ്പെട്ടത്:

Aസൂഷ്മ ആൽഗകൾ

Bഡയറ്റം

Cഡയനോ ഫ്ലജലേറ്റുകൾ

Dപ്ലവ സസ്യങ്ങൾ

Answer:

D. പ്ലവ സസ്യങ്ങൾ

Read Explanation:

  • പ്ലവ സസ്യങ്ങൾ (Phytoplankton) ആണ് സമുദ്രത്തിന്റെ പ്രധാന ഉല്പാദകർ.

  • അവ ചെറിയ സസ്യങ്ങൾ (microscopic plants) ആയി, പ്രകാശസംശ്ലേഷണം (photosynthesis) പ്രക്രിയ വഴി ജലത്തിൽ ഊർജ്ജം ഉല്പാദിപ്പിക്കുകയും, ജലജീവികൾക്ക് ഭക്ഷണം നൽകുകയും ചെയ്യുന്നു.


Related Questions:

According to E.P. Odum, what is considered the basic fundamental unit of ecology?

What made the camel an indispensable animal for caravan traders in the desert?

  1. Camels are well-adapted to desert survival, capable of enduring long periods without food and water.
  2. They can carry significant loads, enabling traders to transport substantial quantities of goods.
  3. Camels provide milk and meat, which are vital resources for sustenance during long journeys.
  4. Camel hair is used to create rugs and carpets that can be traded, adding to the economic viability of the trade.

    What are 'wadis' in the context of desert water sources?

    1. Channels that are dry except during the rainy season.
    2. A type of underground water storage system.
    3. Natural springs found within desert areas.
    4. Areas with permanent vegetation due to underground water.

      Identify the health-related consequences of natural disasters.

      1. Natural disasters can lead to widespread death and social disruption, including epidemic diseases and famines.
      2. Transmission of diseases can occur when affected populations are displaced and move to new areas.
      3. Malnutrition is prevalent due to scarcity of food and poor water quality resulting from the destruction of supplies.
      4. Health effects are solely limited to physical injuries sustained during the event.

        Which of the following statements correctly defines 'Decomposition'?

        1. Decomposition refers to the physical and chemical breakdown of detritus or dead organic matter.
        2. Decomposition is solely the process of converting living organisms into their basic chemical elements.
        3. The process of decomposition primarily involves the synthesis of new complex organic compounds.