Question

Answer in one word-
1. The process of converting waste into compost by
earthworms.
2. Circulation of blood between heart and lungs.
3. The process of taking in food through the mouth.
4. The device used to hear heartbeat.
5. The fluid produced by the stomach.
6. Iron containing protein in red blood cells.
​

Answer 1

Answer:

1. Vermicomposting

2. Pulmonary circulation

3. Ingestion

4. Stethoscope

5. Gastric juice

6. Haemoglobin

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