Science Master

MCQS* (General Science) *1. What is the body temperature of a normal man?* A. 81.1oC *B. 36.9oC* C. 98.6oC D. 21.7oC *2. Which of the following helps in clotting of blood?* A. Vitamin B1 B. Vitamin B2 C. Vitamin D *D. Vitamin K* *3.Total volume of blood in a normal adult human being is* A. 5-6 liters★ B. 3-4 liters C. 8-10 liters D. 10-12 liters *4. Red blood corpuscles are formed in the* A. Liver *B. Bone marrow* C. Kidneys D. Heart *5. How many bones are there in an adult human being?* A. 210 B. 260 *C. 206 D. 300 *6. The pancreas secretes* *A. Insulin* B. Bile juice C. Peptic juice D. None of these *7. Tibia is a bone found in the* A. Skull B. Arm *C. Leg* D. Face *8. The largest part of the human brain is the* A. Medulla oblongata B. Cerebellum *C. Cerebrum* D. None of these *9. What is the main component of bones and teeth?* A. Calcium carbonate *B. Calcium phosphate* C. Calcium sulphate D. Calcium nitrate *10. The main constituent of hemoglobin is* A. Chlorine *B. Iron* C. Calciu...

 1) Red color of carrot and tomato is due to: 📷 anthocyanin & Lycopen 2) P.H of human blood is 📷 7.0 3) Largest organ inside human body is: 📷 Liver 4) Largest organ of human body is: 📷 skin 5) What is celluloses: 📷 Carbohydrates 6) The smallest of all human cells are: 📷 RBCs 7) No of bones in human body is: 📷 206 8) Smallest unit of life is: 📷 Cell 9) Red blood cells have no: 📷 Nucleus 10) White blood cells are also known as: 📷 Leucocytes 11) Red blood cells are also known as: 📷 Erythrocytes 12) Life appeared on earth about: 📷 3 billion years ago 13) When earth was formed its atomsphere were composed of: 📷 Water vapour, ammonia and Methane 14) Biochemical organ of life is discovered by: 📷 Oparin 15) Group of cells are termed as: 📷 Tissue 16) Kingdom fungi are known as: 📷 Decomposer 17) Which cell organelles not participate in cell division: 📷 Ribosomes 18) Longest bone in human body is: 📷 Femur 19) Shortest bone in human body is: 📷 Stapes 20) Most important f...

 SUMMARY OF HUMAN BIOLOGY 1: Number of Bones 206 2: Number of Muscles 639 3: Number of Kidneys 2 4: Number of Milk Teeth 20 5: Number of Ribs 24 (12 pair) 6: Number of Heart Chamber 4 7: Largest artery Aorta  8: Normal blood pressure 120/80mmHg 9: Ph of Blood 7.4 10: Number of vertebrae in the Spine 33 11: Number of vertebrae in the Neck 7 12: Number of Bones in Middle Ear 6 13: Number of Bones in Face 14 14: Number of Bones in Skull 22 15: Number of Bones in Chest 25 16: Number of Bones in Arms 6 17: Number of Muscles in Human Arm 72 18: Number of Pumps in Heart 2 19: Largest Organ Skin 20: Largest gland Liver 21: Biggest cell female Ovum 22: Smallest cell male Sperm 23: Smallest Bone Stapes 24: First transplanted Organ Heart  25: Average length of Small Intestine 7m 26: Average length of Large Intestine 1.5m 27: Average weight of new Born baby 2.6kg 28: Pulse rate in One Minute 72 times 29: Normal body temperature 37 C° (98.4 F°) 30: Average Blood Volume 4 to 5 liters 3...