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Life Processes

Class 10 Science के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

ScienceWhy does the human body convert ammonia into urea?Class 10World of LivingLife ProcessesLevel 24MediumScienceWhat is the main function of a semipermeable membrane in dialysis?Class 10World of LivingLife ProcessesLevel 24HardScienceWhy does urea increase in blood when kidneys fail?Class 10World of LivingLife ProcessesLevel 24MediumScienceIf the body is short of water, what should happen to water reabsorption in nephrons?Class 10World of LivingLife ProcessesLevel 24MediumScienceWhy is reabsorption of useful substances necessary after filtration in nephrons?Class 10World of LivingLife ProcessesLevel 24MediumScienceWhy is energy required for translocation of food in phloem?Class 10World of LivingLife ProcessesLevel 24HardScienceHow is food transport in phloem different from water transport in xylem?Class 10World of LivingLife ProcessesLevel 24MediumScienceWhy may a plant close stomata when transpiration is very high and water availability is low?Class 10World of LivingLife ProcessesLevel 24MediumScienceHow is upward movement of water in xylem possible against gravity?Class 10World of LivingLife ProcessesLevel 24HardScienceIf blood platelets are low, which problem may increase after an injury?Class 10World of LivingLife ProcessesLevel 24MediumScienceWhy are capillaries most suitable for exchange of materials in tissues?Class 10World of LivingLife ProcessesLevel 24MediumScienceWhat problem may occur if veins do not have valves?Class 10World of LivingLife ProcessesLevel 24MediumScienceWhy do arteries have thick and elastic walls?Class 10World of LivingLife ProcessesLevel 24MediumScienceIf blood from the right and left sides of the heart mixes more, what will be the main disadvantage?Class 10World of LivingLife ProcessesLevel 24HardScienceHow is double circulation in humans related to high energy demand?Class 10World of LivingLife ProcessesLevel 24HardScienceWhy do fish need to keep water flowing through the mouth over the gills?Class 10World of LivingLife ProcessesLevel 24MediumScienceWhy is the respiratory surface kept inside the body in terrestrial organisms?Class 10World of LivingLife ProcessesLevel 24MediumScienceWhy is it necessary for the human respiratory surface to be moist and thin?Class 10World of LivingLife ProcessesLevel 24MediumScienceIf haemoglobin becomes very low in blood, what will be the effect on cellular respiration?Class 10Life ProcessesRespirationLevel 24HardScienceIf alveolar walls become thick, what will happen to gas exchange?Class 10World of LivingLife ProcessesLevel 24Hard