Q. Which of the following is / are artificial ecosystems?
  1. Pisciculture tank
  2. Agricultural land
  3. Zoo
  4. Aquarium
  5. National Parks
Select the correct option from the codes given below:

Answer: 1, 2, 3 & 4
Notes: Artificial ecosystems are those that have been intentionally created and managed by humans. Let's go through the options to identify which ones qualify as artificial ecosystems:
  1. Pisciculture tank: Yes, a pisciculture tank is an artificial ecosystem. It is an enclosed tank or pond where fish are raised for commercial purposes or conservation efforts.
  2. Agricultural land: While agricultural land can be considered an artificial ecosystem, it can be more accurately described as a managed or modified natural ecosystem.
  3. Zoo: Yes, a zoo is an artificial ecosystem. It is a controlled environment where various animal species are kept for exhibition and conservation purposes.
  4. Aquarium: Yes, an aquarium is an artificial ecosystem. It is a closed environment where aquatic plants and animals are kept for observation and display.
  5. National Parks: National parks are generally not considered artificial ecosystems. They are designated areas of protected natural environments, even though they may be managed and regulated by humans.