Choose the correct answer for each question.

1. Which word is different from the others in the group?
   leaf bud shoot toe

   1.   ?    leaf
   2.   ?    bud
   3.   ?    shoot
   4.   ?    toe

2. Which word is different from the others in the group?
   root branch twig kitten

   1.   ?    kitten
   2.   ?    root
   3.   ?    branch
   4.   ?    twig

3. Which word is different from the others in the group?
   liver fur lung stomach

   1.   ?    liver
   2.   ?    fur
   3.   ?    lung
   4.   ?    stomach

4. Which word is different from the others in the group?
   fly ant dog wasp

   1.   ?    fly
   2.   ?    dog
   3.   ?    wasp
   4.   ?    ant

5. Which word is different from the others in the group?
   knee-cap spine skull nostril

   1.   ?    knee-cap
   2.   ?    spine
   3.   ?    skull
   4.   ?    nostril

6. Which word is different from the others in the group?
   tail fur heart paw

   1.   ?    tail
   2.   ?    fur
   3.   ?    heart
   4.   ?    paw

7. Which word is different from the others in the group?
   horse reptile mammal insect

   1.   ?    horse
   2.   ?    reptile
   3.   ?    mammal
   4.   ?    insect

8. Which word is different from the others in the group?
   fish octopus shellfish seaweed

   1.   ?    fish
   2.   ?    octopus
   3.   ?    shellfish
   4.   ?    seaweed

9. Which word is different from the others in the group?
   ear breathing sweating digestion

   1.   ?    ear
   2.   ?    breathing
   3.   ?    sweating
   4.   ?    digestion

10. Which word is different from the others in the group?
    cancer drug medicine treatment

    1.   ?    cancer
    2.   ?    drug
    3.   ?    medicine
    4.   ?    treatment