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NCERT Solutions for Class 10 Science Chapter 7 - Control And Coordination

Every question has been provided with a detailed explanation. This part of the chapter includes solutions for Question No. Explanation: Gustatory receptors are the taste receptors which are present on the surface of class 10th science chapter 7 ncert solutions job in the form of taste buds.

Olfactory receptors help to sense the smell and are located over the roof of nasal cavity. Lorem lpsum 282 boatplans/wooden/plum-boathouse-wooden-playhouse-teal-model Wooden teal - boathouse playhouse model plum Dendrite receives signals from sensory receptors or other neurons.

Axon serves to conduct the nerve impulse away from the cell body. Explanation: Neurotransmitters are released from axon of one neuron to chatper of next neuron. Explanation: Neurotransmitters are released clsss axonal end of one neuron and transmit the electrical signal to dendrite of next neuron. Explanation: A stimulus chater by the receptors present on skin, is transmitted to the sensory neuron which carries it to the central nervous system the spinal cord and brain.

A motor clsas carries the message from the central nervous system to the effector which could be a muscle, a gland or. Explanation: Reflex arc is a simple nervous pathway and consists of sensory receptor, afferent neuron, centre, efferent neuron and effector organ. Automatic, quick nccert class 10th science chapter 7 ncert solutions job response to particular stimuli that is mediated by reflex arc is known clas reflex action.

Explanation: Cerebrum is the center for higher thought processes required for learning, memory, language and speech. Hcert is the center for regulation of involuntary actions. Explanation: Cerebellum coordinates the voluntary movements of Ncert Solutions Class 10th Science Chapter 6 Quater skeletal muscles as well as posture, balance and equilibrium. Explanation: Spinal cord begins in continuation with medulla and extends downwards. Explanation: Growth movement of plants in response to light is called as phototropism.

Explanation: Abscisic acid ABA is a growth retardation hormone. Explanation: Hormones of thyroid gland have iodine as their structural component. Explanation: Shape of guard cell is maintained by its turgidity which in class 10th science chapter 7 ncert solutions job is regulated by water content of these cells. Explanation: Growth movements in response Lorem lpsum 282 boatplans/sailing-boat/8m-sailing-boat-90 8m sailing boat touch are known as thigmotropism.

Explanation: Stigma serves as landing platform for clsas as well as secretes chemical substances that attract pollen tube through style towards ovary. Explanation: Medulla is part of hind brain and controls the involuntary action.

Solytions The actions that are not under our direct control are called as involuntary actions. Explanation: Cold thickens the mucus in nasal passages and block passage of odour to olfactory receptor cells.

Explanation: Growth hormone regulates normal growth and development of individual. Explanation: Testosterone and estrogen are male and female sex hormones respectively. Explanation: Testosterone is the male sex hormone necessary for sperm production. Explanation: Nervous system and iob system work together to maintain homeostasis. Jagranjosh Education Awards Click here if you missed it! This website uses cookie or similar technologies, to enhance your browsing experience and provide personalised recommendations.

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Cerebellum is responsible for precision of voluntary actions and maintaining the posture and balance of the body. Question 3 Give an example of a plant hormone that promotes growth. This turns the direction of blood towards our skeletal muscles. Q8 : Explain, with examples, why we find animals of certain kind living in particular climatic conditions. Transmission of impulses: Stimulus or information from the environment is detected by specialized tips of some nerve cells called as receptors. Movement in sensitive plants.
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