Biology · Animal Kingdom
With reference to 'earthworms', which of the following statements is/are correct? 1. Earthworms improve soil fertility and are known as farmer's friends. 2. Earthworms have two pairs of hearts. Select the correct answer from the code given below:
- 1Only 2
- 2Neither 1 nor 2
- 3Both 1 and 2
- 4Only 1✓
Correct answer
Only 1
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