Multiple choice Normal human adult male has 10 gm of haemoglobin/100 gm of blood 08 gm of haemoglobin/100 gm of blood 18 gm of haemoglobin/100 gm of blood 14 gm of haemoglobin/100 gm of blood Reveal answer Fill a bubble to check yourself D Correct answer Explanation The amount of hemoglobin in the blood averages between 12 and 16 grams/100 milliliters of blood in adult females, about 14 and 18 in males, and somewhat less in children.