Question Detail Which is not a part of blood ? RBCWBCPlasmaPlacenta Answer: Option D Similar Questions : 1. Fungi are always ? hetrotrophicsaprophyticautotrophicparasitic Answer: Option A 2. Who invented Vitamin ? F.G. HopkinsMc. CollumHolstRonald Ross Answer: Option AExplanation:Mc. Collum invented Vitamin A, Vitamin B and Vitamin D Holst invented Vitamin C Ronald Ross invented Malaria parasite and treatment. 3. Which of the following tests helps in diagnosis of cancer ? Urine testNeuro TestBlood testBiopsy test Answer: Option D 4. RNA means Ribonucleus AlkalineRibonucleus AlumRibonucleic AcidRibonucleus Acid Answer: Option C 5. Study of fossils is called PsychiatryPaleontologyPomologyPhycology Answer: Option BExplanation:Psychiatry - is treatment of mental diseases. Pomology - is study of fruits and fruits plants. Phycology - is study of algae. Read more from - Biology Questions Answers