Practice
Across
- 4. present inside the bones and produces red blood cells
- 6. disease caused due to deficiency of proteins and carbohydrates
- 8. Joint that allows only back and forth movement
Down
- 1. largest and strongest bone in the skull
- 2. disease in which the symptoms seen are excessive thirst, excessive hunger and frequent urination
- 3. a picture that shows the quantities of nutrients needed by an individual
- 5. A practice of burning down parts of forests to clear it for human activities
- 7. main reason due to which plants and animals are depended on each other