Who gave two kingdom system?

Answer

**Step-by-Step Text Solution:**

1. **Understanding the Question**: The question asks about the scientist who proposed the two kingdom system of classification for living organisms.

2. **Identifying the Scientist**: The two kingdom system was proposed by the scientist Carolus Linnaeus.

3. **Historical Context**: Carolus Linnaeus introduced this classification system in the year 1735.

4. **Description of the Two Kingdoms**: In Linnaeus's system, all living organisms were divided into two kingdoms:
- **Kingdom Plantae**: This kingdom included all plant-like organisms such as algae, fungi, and bacteria.
- **Kingdom Animalia**: This kingdom included all animal-like organisms, which encompassed unicellular protozoans and multicellular organisms.

5. **Basis of Classification**: The classification into these two kingdoms was primarily based on two factors:
- **Mode of Nutrition**: How organisms obtain their food (autotrophic or heterotrophic).
- **Locomotion**: The ability of organisms to move or remain stationary.

6. **Conclusion**: Therefore, the answer to the question "Who gave the two kingdom system?" is Carolus Linnaeus.

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