MCQ

Q1. Which molecule is the primary carrier of genetic information in humans?a) RNAb) DNAc) Proteind) Lipids Q2. What is a gene?a) A segment of DNA that encodes a proteinb) A type of chromosomec) A cell organelled) A type of virus Q3. How many chromosomes are found in a normal human cell?a) 23b) 46c) 92d) 44 […]

Q1. What is the most common cause of the common cold?a) Bacteriab) Virusesc) Fungid) Parasites Q2. Which disease is known as the ‘silent killer’ due to its often asymptomatic nature?a) Diabetesb) Hypertensionc) Tuberculosisd) Hepatitis C Q3. What is Type 1 Diabetes?a) A lifestyle-related diseaseb) An autoimmune diseasec) Caused by a virusd) A bacterial infection Q4.

Q1. What is the primary function of the human digestive system?a) To circulate bloodb) To control body temperaturec) To process food and absorb nutrientsd) To remove waste products from the body Q2. Where does the process of digestion begin?a) Stomachb) Small intestinec) Mouthd) Esophagus Q3. What role does the stomach play in digestion?a) It primarily

Q1. What percentage of the human body’s weight is made up of blood?a) 2-4%b) 7-8%c) 10-12%d) 15-17% Q2. Red blood cells are produced in the:a) Liverb) Spleenc) Bone marrowd) Kidneys Q3. Which of the following blood groups is considered the universal recipient?a) A+b) B+c) AB+d) O+ Q4. Which blood component is primarily responsible for transporting

Q1. What is the average percentage of plasma in human blood?a) 45%b) 55%c) 60%d) 70% Q2. Which of the following is a major component of red blood cells?a) Hemoglobinb) Insulinc) Plasmad) Platelets Q3. What is the primary function of white blood cells?a) Transporting oxygenb) Blood clottingc) Fighting infectionsd) Carrying nutrients Q4. Platelets in the blood

Q1. What is the muscular organ responsible for pumping blood throughout the circulatory system?a) Lungsb) Liverc) Heartd) Kidneys Q2. Which chamber of the heart receives deoxygenated blood from the body?a) Left atriumb) Right atriumc) Left ventricled) Right ventricle Q3. What is the function of the valves in the heart?a) To regulate blood pressureb) To prevent

Q1. Which of the following components of blood is primarily responsible for carrying oxygen to tissues?a) Red blood cellsb) White blood cellsc) Plateletsd) Plasma Q2. What is the primary function of the heart in the circulatory system?a) Filtering bloodb) Producing blood cellsc) Pumping bloodd) Storing blood Q3. Which of the following blood vessels carries oxygen-rich

Q1. Which of the following structures in plants is primarily responsible for gas exchange?a) Stomatab) Xylemc) Phloemd) Root hairs Q2. What is the primary waste product of photosynthesis in plants?a) Oxygenb) Carbon dioxidec) Glucosed) Water Q3. In which part of the plant does most of the water absorption occur?a) Stemb) Leavesc) Rootsd) Flowers Q4. Which

Q1. Which of the following organs is primarily responsible for the exchange of gases in animals?a) Heartb) Liverc) Lungsd) Stomach Q2. Which gas is primarily taken in during respiration?a) Carbon dioxideb) Nitrogenc) Oxygend) Hydrogen Q3. What is the waste product expelled during respiration?a) Oxygenb) Nitrogenc) Carbon dioxided) Hydrogen Q4. Which of the following is NOT

Q1. Which structure in the respiratory system is responsible for the exchange of oxygen and carbon dioxide in the lungs?a) Alveolib) Tracheac) Bronchid) Diaphragm Q2. What is the main function of the trachea in the respiratory system?a) Gas exchangeb) Production of mucusc) Passage of air to and from the lungsd) Protection of the lungs from