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Class 10 Mcq

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

ScienceIn which situation can hormonal control be considered more suitable than nervous control?Class 10Control and CoordinationPlant hormonesLevel 16Medium ScienceWhat is the correct function of sensory nerve and motor nerve in a reflex arc?Class 10Control and CoordinationReflex actionLevel 16Medium ScienceDuring running, more blood goes to muscles and less to the digestive system. This is linked with which condition?Class 10World of LivingControl and CoordinationLevel 16Hard ScienceIf stomata of a plant remain open during severe water shortage, which hormone may be deficient or ineffective?Class 10Control and CoordinationPlant hormonesLevel 16Medium ScienceHow is chemical coordination in plants different from nervous coordination in animals?Class 10World of LivingControl and CoordinationLevel 16Medium ScienceWhy are brain or spinal cord needed in the process of message moving from receptor to effector in humans?Class 10Control and CoordinationNervous systemLevel 16Medium ScienceIf thyroxine level is low, why can normal body functions be affected?Class 10World of LivingControl and CoordinationLevel 16Medium ScienceA runner's heartbeat increases before the race starts. This is mostly related to the effect of which hormone?Class 10World of LivingControl and CoordinationLevel 16Medium ScienceHow do ductless endocrine glands affect distant organs in the body?Class 10Control and CoordinationEndocrine systemLevel 16Easy ScienceIf a plant grows towards light but its root grows downward in darkness, what does this show?Class 10World of LivingControl and CoordinationLevel 16Medium ScienceIf nerve signals reach muscles but the muscles cannot contract, what conclusion can be made about the role of an effector?Class 10Control and CoordinationNervous systemLevel 16Medium ScienceWhy is salivation after seeing tasty food a good example of control and coordination?Class 10Control and CoordinationNervous systemLevel 16Medium ScienceIf parts of the inner ear related to balance have a problem, why may a person feel dizziness?Class 10World of LivingControl and CoordinationLevel 16Medium ScienceIf photoreceptor cells of the retina are damaged, why will vision be affected?Class 10The Human Eye and the Colourful WorldDispersion of lightLevel 16Medium ScienceWhy are receptors of the nose and tongue called chemical receptors?Class 10World of LivingControl and CoordinationLevel 16Easy ScienceWhat conclusion about plant growth can be drawn by combining the functions of gibberellin and cytokinin?Class 10Control and CoordinationPlant hormonesLevel 16Medium ScienceWhy is it suitable to understand abscisic acid as both a growth inhibitor and a stress hormone?Class 10Control and CoordinationPlant hormonesLevel 16Hard ScienceTendrils coil around support after touch. Why is it called a growth response and not just feeling of touch?Class 10World of LivingControl and CoordinationLevel 16Hard ScienceIf auxin distribution is artificially kept equal in a plant why may stem bending reduce even with one sided light?Class 10Control and CoordinationPlant hormonesLevel 16Hard ScienceHow are positive geotropism of root and negative geotropism of stem useful together for a plant?Class 10World of LivingControl and CoordinationLevel 16Medium