Match the following:
| 1 | Earthworm | a | Water vascular system |
| 2 | Starfish | b | Contractile cells |
| 3 | Lion | c | Muscle fibres |
| 4 | Hydra | d | Skeletal muscle |
Reveal answer
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Match the following:
| 1 | Earthworm | a | Water vascular system |
| 2 | Starfish | b | Contractile cells |
| 3 | Lion | c | Muscle fibres |
| 4 | Hydra | d | Skeletal muscle |