Question

Choose the odd one out, giving reasons for your choice.

Earthworm; snake; tapeworm; roundworm

Answer 1

The correct option is: Snake

Explanation of the correct option:

1. Vertebrates: a group of animals that have a backbone or vertebral column.
2. Phylum- Reptilia
3. Reptilia: Reptiles are terrestrial animals with dry and scaly skin. These animals are cold-blooded.

Explanation of the incorrect options:

Earthworm:

1. Earthworm belongs to Annelida. Annelids have soft and segmented bodies.

Tapeworm:

1. Tapeworm comes under Platyhelminthes. This group includes soft worm-like animals with flat, leaf-like, unsegmented bodies.

Roundworm:

1. Roundworm is a parasitic organism that comes under Nematoda. These are long, round and unsegmented worm-like organisms.

Final answer: Hence, The odd one out among Earthworms; snakes; tapeworms; roundworm is Snake.