The term plastid was given by

Options

A. Schimper
B. Haeckel
C. Hanstein
D. Strasburger

Answer

**Step-by-Step Solution:**

1. **Understanding the Term "Plastid":** The term "plastid" refers to a group of membrane-bound organelles found in the cells of plants and algae. They are involved in the synthesis and storage of food.

2. **Origin of the Term:** The term "plastid" was first introduced by the German botanist Karl Wilhelm von Nägeli in the 19th century. He used this term to describe the various types of organelles that are involved in photosynthesis and storage.

3. **Types of Plastids:** Plastids can be classified into several types, including chloroplasts (involved in photosynthesis), chromoplasts (which contain pigments), and leucoplasts (which are involved in storage).

4. **Significance of Plastids:** Plastids play a crucial role in plant metabolism and are essential for processes like photosynthesis, storage of starch, and synthesis of fatty acids and amino acids.

5. **Conclusion:** Therefore, the term "plastid" was given by Karl Wilhelm von Nägeli.

**Final Answer:** The term plastid was given by Karl Wilhelm von Nägeli.

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