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In which of the following, trichocyst is...

In which of the following, trichocyst is present?

A

Hydra

B

Amoeba

C

Plasmodium

D

Paramecium

Text Solution

AI Generated Solution

The correct Answer is:
To determine which organism among the given options has trichocysts, we can follow these steps: 1. **Understand what trichocysts are**: Trichocysts are specialized organelles found in certain protozoans, particularly in some ciliates. They are elongated structures that can discharge and are involved in defense or capturing prey. 2. **Analyze the options**: - **Hydra**: This is a freshwater cnidarian, which does not have trichocysts. - **Amoeba**: This is a type of protozoan that moves and feeds using pseudopodia. It does not possess trichocysts. - **Plasmodium**: This is a genus of parasitic protozoans that causes malaria. It does not have trichocysts. - **Paramecium**: This is a ciliated protozoan known for its hair-like structures called cilia. Paramecium is known to contain trichocysts. 3. **Conclusion**: Among the options provided, **Paramecium** is the organism that has trichocysts. **Final Answer**: Trichocysts are present in **Paramecium**. ---
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