Question

Primary producers in an aquatic ecosystem are

• A. Higher plants
  
• B. Phytoplanktons
  
• C. All of the above
  
• D. Algae
  
  

Answer 1

The correct option is C All of the above


Introduction to aquatic ecosystem :
An aquatic ecosystem is a water-based ecosystem. It includes communities inhabiting water and their interaction with the environment. Ponds, lakes, wetlands, rivers, and estuaries are some examples of aquatic ecosystems.

Producers :
Producers are autotrophic organisms that can prepare their own food by utilising the sun's energy or chemical energy obtained from the oxidation of organic or inorganic molecules, e.g., plants, phytoplankton.
producers of a pond ecosystem
The producers of the an aquatic ecosystem include -

• Phytoplanktons (microscopic plants) such as Oscillatoria, Volvox, etc.
• Some algae
• Floating plants growing along the bank or in shallow water such as Eichhornia.
• Submerged plants such as Vallisneria.
• Marginal and emergent plants such as Ipomea, Phagmites, etc.