Green plants are called __________ since they synthesise their own food.

Options

A. Autotrophs
B. Heterotrophs
C. Saprotrophs
D. None of the above

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks for a term that describes green plants based on their ability to synthesize their own food.

2. **Defining Key Terms**: Green plants are known for their ability to produce food through a process called photosynthesis. This process involves using sunlight, carbon dioxide, and water to create glucose and oxygen.

3. **Identifying the Type of Organisms**: Organisms that can produce their own food are classified as autotrophs. This is in contrast to heterotrophs, which cannot make their own food and must rely on other organisms for nutrition.

4. **Conclusion**: Since green plants synthesize their own food, they are classified as autotrophs.

5. **Final Answer**: Green plants are called **autotrophs** since they synthesize their own food.

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