Question

1.what criteria do we use to decide whether some thing is alive?
2.name the respiratory organ in fish and earthworm?
3.name the types of blood vessel used for the transportation of blood?
guys these r one marker answer.

Answer 1

Answer:

1) movements

2) gills

3)artery

Answer 2

Answer:

1. Whether the organism is respiring or not.

2. Fish - gills Earthworm - skin

3. Types of blood vessels- Arteries, Capillaries and Veins

Hope this helps, please mark this as the brainliest!