Which of the following are "unicellular" organisms?
(A) Plasmodium
(B) Protoza
(C) Spirogyra
(D) Leishmania
Choose the correct answer from the options given below:
Which of the following are "unicellular" organisms?
(A) Plasmodium
(B) Protoza
(C) Spirogyra
(D) Leishmania
Choose the correct answer from the options given below:
Solution
(A) Plasmodium → Unicellular parasitic protozoan that causes malaria.
(B) Protozoa → Single-celled eukaryotic organisms by definition.
(C) Spirogyra → Multicellular filamentous green algae forming chains of cells.
(D) Leishmania → Unicellular parasitic protozoan that causes leishmaniasis.
Hence, Option 2: (A), (B) and (D) only → Spirogyra is the only multicellular organism among the given options as it exists as filamentous colonies, while Plasmodium, Protozoa, and Leishmania are all unicellular protozoans → correct
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