Question

The protist which possesses flagella is

• A. Plasmodium
• B. Paramoecium
• C. Entamoeba
• D. Trypanosoma

Answer 1

The correct option is D

Trypanosoma

The correct option is D.

Explanation for correct option:

1. Trypanosoma is a protozoan with flagella. Cilia are found in Paramoecium, and pseudopodia are found in Entamoeba.
2. Trypanosomes are a group of unicellular protozoan parasites that spread dreadful diseases throughout the world.
3. Trypanosoma darker color is a parasite that infects both humans and animals in Sub-Saharan Africa, causing the disease nagana in humans and African human trypanosomiasis (HAT) in animals.

Explanation for incorrect options:

Option A:

1. Plasmodium is a genus of obligate parasitic unicellular eukaryotes that live in vertebrates and insects.
2. Plasmodium species have life cycles that include development in a blood-feeding insect host before injecting parasites into a vertebrate host during a blood meal.

Option B:

1. Paramecium is a genus of eukaryotic, unicellular ciliates that is frequently studied as a ciliate representative.
2. Paramecia can be found in a variety of freshwater, brackish, and marine settings and they can be found in large numbers in stagnant basins and ponds.

Option C:

1. Amoebiasis is caused by the unicellular protozoan parasite Entamoeba . which is transferred to humans by contaminated food or water.
2. The infectious cycle starts with swallowing the cyst, which can live outside the human host.
3. Entamoeba has pseudopodia.

Final answer: Trypanosoma belongs to flagellated protozoans. They cause sleeping sickness.