✅ Correct Answer: Seven
Source: This question is taken from the Everyday Science
✅ Correct Answer: 576
✅ Correct Answer: 14
✅ Correct Answer: Metabolism
✅ Correct Answer: Femur
✅ Correct Answer: Cornea
✅ Correct Answer: Hyoid
✅ Correct Answer: 20
✅ Correct Answer: Camera
✅ Correct Answer: Stapes
✅ Correct Answer: Calcium
✅ Correct Answer: Flat
✅ Correct Answer: On the retina
✅ Correct Answer: Concave lens