Population ecology is an important area because it links ecology to

Options

A. physiology and population genetics
B. embryology and evolution
C. population genetics and evolution
D. biodiversity and its conservation

Answer

**Step-by-Step Solution:**

1. **Understanding Population Ecology**:
- Population ecology is a branch of ecology that focuses on the dynamics of species populations and how these populations interact with the environment. It examines factors that affect population size, density, distribution, and growth.

2. **Importance of Population Ecology**:
- The significance of population ecology lies in its ability to connect ecological concepts with other biological fields. It provides insights into how populations of organisms respond to environmental changes and how these responses can affect ecosystem dynamics.

3. **Linking Ecology to Other Fields**:
- Population ecology links ecology to various biological disciplines, particularly population genetics and evolution.
- Population genetics studies the genetic composition of populations and how it changes over time, while evolution focuses on the changes in species over generations.

4. **Evaluating Options**:
- When presented with options, we need to identify which one correctly describes the link between ecology and another biological field.
- The options provided include:
- Option 1: Physiology and population genetics
- Option 2: Embryology and evolution
- Option 3: Population genetics and evolution

5. **Identifying the Correct Option**:
- Option 1 is incorrect because physiology does not directly link to ecology in the context of population studies.
- Option 2 is also incorrect as embryology does not relate directly to the ecological dynamics of populations.
- Option 3 is correct because it accurately reflects the connection between population ecology, population genetics, and evolution.

6. **Conclusion**:
- Therefore, the correct answer is that population ecology is important because it links ecology to population genetics and evolution.