Crossword Puzzle

1234567
Across
  1. 2. that animals use to hear (4 letters)
  2. 3. need food for ____ (6 letters)
  3. 6. green pigment in plants that helps in photosynthesis (9 letters)
  4. 7. that give us wool (4 letters)
Down
  1. 1. are called the ____ of the Earth (6 letters)
  2. 4. “king of the forest” (3 letters)
  3. 5. source of food for all living beings (6 letters)
  4. 7. that help in carrying loads (5 letters)