Question Detail How much plasma Human blood contains ? 60 %65%70%75% Answer: Option B Similar Questions : 1. Liver is largest gland of Human body ? TrueFalse Answer: Option AExplanation:Its weight is approx 1.5 - 2 kg 2. What is study of heart ? EcologyDermatologyCardiologyDemography Answer: Option CExplanation:Ecology - Study of interrelationship between living and their environment. Dermatology - Study of Skin. Demography - Study of population. 3. Which blood group is known as Universal donor ? A+A-ABO Answer: Option D 4. Leukemia is a disease of the ? lungsbloodliverbrain Answer: Option B 5. Rafflesia is the biggest flower of the world ? TRUEFALSE Answer: Option A Read more from - Biology Questions Answers