Biology Mcqs 10
Who is known as the father of modern biology? DarwinAristotleMendelPasteurB) Aristotle Aristotle laid the foundation of biological classification.
What is the normal body temperature of humans? 35°C36°C37°C38°C C) 37°CNormal human body temperature is 37°C (98.6°F).
Which part of the body produces insulin? Liver PancreasStomachKidneyB) PancreasPancreas secretes insulin to regulate blood sugar.
. Which is the longest bone in the human body? TibiaFibula HumerusFemurD) FemuThe femur (thigh bone) is the longest and strongest bone.
What is the function of white blood cells? Transport oxygenFight infectionsHelp in digestionProvide energy B) Fight infectionsWhite blood cells defend the body against pathogens.
Which gas is released during photosynthesis? OxygenCarbon dioxideNitrogenMethane A) OxygenOxygen is a byproduct of photosynthesis.
Which vitamin prevents rickets?Vitamin A Vitamin CVitamin DVitamin KC) Vitamin D Vitamin D helps in calcium absorption, preventing rickets.
Which part of the flower produces pollen?OvaryStigmaAnther Petal C) AntherAnthers produce pollen grains.
Which is the largest artery in the human body?Pulmonary arteryAortaCoronary artery Carotid artery B) Aorta: The aorta carries oxygenated blood from the heart to the body.
Which of the following is a communicable disease? CancerDiabetesTuberculosisHypertensionC) TuberculosisTuberculosis spreads through airborne bacteria.
. How many pairs of chromosomes are in human cells?21222324 C) 23Humans have 23 pairs of chromosomes (46 total).
Which part of the body is affected by hepatitis?Kidney Lungs Liver HeartC) LiverHepatitis causes inflammation of the liver.
Which is the structural and functional unit of the kidney?) Neuron NephronAlveolusAxonB) Nephron Nephrons filter blood and form urine.
The process by which plants make their food is called:RespirationGerminationPhotosynthesis Fermentation C) PhotosynthesisPhotosynthesis uses sunlight, carbon dioxide, and water to make food.
Which kingdom do bacteria belong to? PlantaeAnimaliaMonera ProtistaC) MoneraBacteria are classified under the kingdom Monera.