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Photosythetic protists (or) protistan al...

Photosythetic protists (or) protistan algae include

A

Flagellated protozoans, Slime moulds, Chrysophytes

B

Amoeboid protozoans, Diatoms, Eugleroids

C

Euglenoids, Slime moulds, Protozoans

D

Diatoms Dinoflagellates.Euglenoids

Text Solution

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The correct Answer is:
**Step-by-Step Solution:** 1. **Understanding the Question**: The question asks about photosynthetic protists or protistan algae. We need to identify which organisms fall under this category. 2. **Identifying the Kingdom**: Photosynthetic protists belong to the Kingdom Protista. This kingdom includes a variety of organisms, some of which can perform photosynthesis. 3. **Characteristics of Photosynthetic Protists**: Photosynthetic protists are typically unicellular (single-celled) and eukaryotic. They contain chlorophyll, which is essential for the process of photosynthesis as it absorbs sunlight. 4. **Listing Examples**: Common examples of photosynthetic protists include: - Algae - Diatoms - Dinoflagellates - Euglena 5. **Analyzing Options**: - **Option 1**: Flagellated protozoans - Most are not photosynthetic and are often parasitic. This option is incorrect. - **Option 2**: Slime molds - They have a saprophytic mode of nutrition similar to fungi and are not photosynthetic. This option is incorrect. - **Option 3**: Chrysophytes - These are indeed photosynthetic and can be considered as protists. This option is correct. - **Option 4**: Diatoms, rhanoplasmates, and euglenoids - All of these are photosynthetic protists. This option is correct. 6. **Conclusion**: The correct answer to the question is option 4, which includes diatoms, rhanoplasmates, and euglenoids, as they are all photosynthetic protists. ---
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