Spot the one that does not fit

Exercise and reference answers

Questions

1. Items

   1. Annelids
   2. Coelenterates
   3. Ctenophores
   4. Echinoderms

   Odd item

   Annelids

2. Items

   1. Cellular
   2. Tissue
   3. Organ
   4. Mesoderm

   Odd item

   Mesoderm

3. Items

   1. Coelom
   2. Pseudocoelom
   3. No cavity
   4. Bilateral

   Odd item

   Bilateral

4. Items

   1. Two openings
   2. Mouth and anus
   3. Complete gut
   4. Single opening

   Odd item

   Single opening

Instructions

Tap the item that does not belong with the rest.

Explanation