At present, scientific names have been given to

Options

A. 10 million species
B. 1. 7 million species
C. 3.9 million species
D. 1 million species

Answer

To determine how many scientific names have been given to species at present, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding Biodiversity**:
- Biodiversity refers to the variety of life forms present in our environment, which includes plants, animals, and microorganisms.

2. **Purpose of Scientific Naming**:
- Scientists give scientific names to species to facilitate easier study and classification of the vast variety of life. This helps in identifying and categorizing different organisms.

3. **Options Analysis**:
- The question provides four options regarding the number of species that have been given scientific names:
- A) 10 million species
- B) 1.7 million species
- C) 3.9 million species
- D) 1 million species

4. **Research and Current Knowledge**:
- Based on current scientific research and data, it is estimated that approximately 1.7 million species have been formally described and given scientific names.

5. **Conclusion**:
- Therefore, the correct answer is **1.7 million species**.

### Final Answer:
- The correct option is **B) 1.7 million species**.

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