Question

Kingdom Protista includes organisms like :-

• A. Amoeba, Spirogyra, and Penicillium
• B. Amoeba, Euglena, and Penicillium
• C. Euglena, Spirogyra, and Penicillium
• D. Amoeba, Euglena, and Diatoms

Answer 1

The correct option is D

Amoeba, Euglena, and Diatoms

The correct option is D.

Explanation of the correct option:

Kingdom Protista:

1. This kingdom includes all the unicellular eukaryotic organisms that do not belong to the kingdom of fungi, Planate, or Animalia.
2. The Protists are mostly found in aquatic or moist environments.
3. They show a quite complex life cycle including both sexual and asexual reproduction.

Classification of Protista:

1. Protozoa: It includes groups like - amoeboid protozoans (Amoeba), flagellated protozoans (Trypanosoma), ciliated protozoans (Paramoecium), and sporozoans (Plasmodium).
2. Slime molds: These are saprophytic organisms. They are fungi-like Protists.
3. Chrysophytes: It includes diatoms and desmids which are photosynthetic protists.
   Example - Diatoms, desmids, etc.
4. Dinoflagellates: These are also photosynthetic protists.
   Example - Gonyaulax, Noctiluca, etc.
5. Euglenoids: These organisms show the characteristics of both plants and animals.
   Example - Euglena.

Explanation of the incorrect options:

Option A:

1. Spirogyra belongs to the group of organisms called algae.
2. Penicillium is a type of fungi and belongs to the Kingdom of Fungi.

Option C:

1. Spirogyra is an alga.

Final answer: Kingdom Protista includes organisms like Amoeba, Euglena, and diatoms.