The impure blood from different parts of the body returns to left auricle.

Solve the crossword puzzle with the help of given clues.

ACROSS

1. Presence of excess sugar in the urine of a person. (8)

2. Protein present in RBC. (11)

3. Transports sap upwards from the roots. (5)

4. Thin walled capillary situated just under the skin. (4)

5. Help in blood clotting. (12)

DOWN

 6. Process by which capillaries filter the blood in kidneys. (8)

 7. Carries food from leaves downwards to other parts of the plant. (6)

 8. Made by plants in the shoot and root tips. (8)

 9. The filter unit in the kidney. (7)

 10. The lower chambers of the heart. (10)

Note: Changes are done in the cross table for the point (4) in across and point (8) in down as it is given incorrect in the book.