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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।

ScienceWhy is hormonal control essential for organisms even though it is slow?Class 10Control and CoordinationEndocrine systemLevel 16Medium ScienceWhy can the same plant hormone show different effects in a root and a stem?Class 10Control and CoordinationPlant hormonesLevel 16Hard ScienceIf the retina makes correct signals but the visual area of the brain is affected, why will vision be difficult?Class 10World of LivingControl and CoordinationLevel 16Hard ScienceWhy can both excess and deficiency of growth hormone cause problems?Class 10World of LivingControl and CoordinationLevel 16Medium ScienceWhy is it scientifically wrong to call plants insensitive even though they have no brain?Class 10World of LivingControl and CoordinationLevel 16Medium ScienceIf a substance blocks chemical transmission at a synapse, why will a signal not form in the next neuron?Class 10World of LivingControl and CoordinationLevel 16Hard ScienceWhich statement correctly distinguishes the roles of the cerebrum and cerebellum?Class 10Control and CoordinationNervous systemLevel 16Medium ScienceWhat do heat receptors in the skin do first at the beginning of a reflex response?Class 10Control and CoordinationReflex actionLevel 16Medium ScienceWhy are phototropism, hydrotropism, and geotropism placed in the same category?Class 10World of LivingControl and CoordinationLevel 16Medium ScienceIf the control centre interprets the message incorrectly, why can the response be wrong even when the receptor is correct?Class 10World of LivingControl and CoordinationLevel 16Medium ScienceWhy can hormonal control be more suitable than nervous control for long-term growth and metabolism?Class 10World of LivingControl and CoordinationLevel 16Medium ScienceWhy would it be wrong to interchange the roles of sensory nerve and motor nerve in a reflex arc?Class 10Control and CoordinationPlant hormonesLevel 16Medium ScienceDuring running, more blood going to muscles than to the digestive system shows which biological priority?Class 10World of LivingControl and CoordinationLevel 16Medium ScienceIf stomata do not close during water shortage, what main problem will the plant face?Class 10World of LivingHeredity and EvolutionLevel 16Medium ScienceHow is chemical coordination in plants basically different from nervous coordination in animals?Class 10World of LivingControl and CoordinationLevel 16Medium ScienceIf the receptor, control centre, or effector has a fault, which part can affect the correct response?Class 10World of LivingControl and CoordinationLevel 16Medium ScienceWhy can deficiency of thyroxine affect the normal working rate of the body?Class 10World of LivingControl and CoordinationLevel 16Medium ScienceHeartbeat becoming faster before a race is an example of which coordination?Class 10World of LivingControl and CoordinationLevel 16Medium ScienceHow do endocrine glands affect distant organs despite being ductless?Class 10Control and CoordinationEndocrine systemLevel 16Medium ScienceIn the same plant, the root grows towards water and the stem grows towards light. What is this the best evidence of?Class 10World of LivingControl and CoordinationLevel 16Medium