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Why is the Use of Iodised Salt Advisable? - Science

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प्रश्न

Why is the use of iodised salt advisable?

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उत्तर

Iodised salt contains iodine which is essential for making thyroxine by the thyroid gland.

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अध्याय 2: Control and Coordination - Exercise 2 [पृष्ठ ११६]

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लखमीर सिंग Biology (Science) [English] Class 10
अध्याय 2 Control and Coordination
Exercise 2 | Q 39.2 | पृष्ठ ११६

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संबंधित प्रश्न

 Why is the use of iodised salt advisable?


Name the hormones secreted by the given endocrine glands and specify one function.

Pituitary


Which gland secretes the growth hormone?


Name one gland which acts only as an exocrine gland.


Name one gland which acts both as an endocrine gland as well as an exocrine gland.


What part does the diet play in helping us to have a healthy thyroid gland?


Why do you need iodine in your diet?


Name the hormones secreted by given endocrine glands:

Adrenal glands


Match the hormones given in column I with their functions given in column II :

Hormones Functions
(i) Thyroxine (a) Causes breasts to develop in females
(ii) Adrenaline (b) Causes the male to start producing sperms
(iii) Insulin (c) Prepares the body for an emergency
(iv) Estrogen (d) Controls the metabolic rate
(v) Testosterone (e) Regulates the amount of sugar in blood

 


Which hormone gives boys a deep voice?


Name the gland which controls the secretion of hormones from the pituitary.


One of the following is an incorrect statement about insulin. This is:


One of the following statements is not true about thyroxine. This is :
(a) Thyroid gland requires iron to synthesise thyroxine
(b) It regulates carbohydrate, protein and fat metabolism
(c) Iodine is essential for the synthesis of thyroxine
(d) Thyroid gland can enlarge due to lack of thyroxine


There are two similar glands P which are located on top of two similar organs Q in the human body. P are often called the emergency glands and they secrete a hormone R into the blood stream. R is secreted in large amounts when a person is frightened. It brings about temporary changes in the body which allow a lot of substance S from the liver to go into the blood to provide a lot of energy in a very short time. This helps a person to fight back or run away from the frightening situation.

What are P, Q, R and S?


A squirrel is in a scary situation. Its body has to prepare for either fighting or running away. State the immediate changes that take place in its body so that the squirrel is able to either fight or run?


We are advised to take iodised salt in our diet by doctors. Justify its importance in our bodies.


A doctor has advised Sameer to reduce sugar intake in his diet and do regular exercise after checking his blood test reports. Which disease do you think Sameer is suffering from? Name the hormone responsible for this disease and the organ producing the hormone.


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