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What is the Name of the System of Glands Which Produces Hormones? - Science

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प्रश्न

What is the name of the system of glands which produces hormones?

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उत्तर

The system of glands that produces hormones is called the endocrine system or the hormonal system.

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अध्याय 2: Control and Coordination - Exercise 2 [पृष्ठ ११५]

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लखमीर सिंग Biology (Science) [English] Class 10
अध्याय 2 Control and Coordination
Exercise 2 | Q 11 | पृष्ठ ११५

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संबंधित प्रश्न

How does our body respond when adrenaline is secreted into the blood?


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

Pancreas


 Name one hormone secreted by the pituitary gland


Name the hormones secreted by testes.


Name the disease caused by the deficiency of thyroxine hormone in the body.


What is the name of in-built 'arrangement' in our body which controls the timing and amount of hormones released by various endocrine glands in the body?


Name one gland  which acts only as an endocrine gland.


Name the hormones secreted by given endocrine glands:

Adrenal glands


How does chemical coordination take place in human beings?


Why is the use of iodised salt advisable?


Write the names of all the major endocrine glands present in the human body. Which of these glands also function as exocrine glands?


Name the disease which occurs in adults due to the deficiency of iodine in the diet. What is the main symptom of this disease?


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


The dramatic changes in body features associated with puberty are mainly because of the secretions of :
(a) estrogen from testes and testosterone from ovary
(b) estrogen from adrenal gland and testosterone from pituitary gland
(c) testosterone from testes and estrogen from ovary
(d) testosterone from thyroid gland and estrogen from pituitary gland


A and B are the two systems of control and coordination in the human body. The messages in system A are transmitted in the form of chemical substances C which travel comparatively slowly through the blood stream. The substances C are made in tissues D present in the head and trunk of human body. The messages in system b are transmitted very quickly in the form of electrical impulses through fibres E. The effect of messages transmitted by system b usually lasts for a much shorter time as compared to those transmitted by system A.
(a) Name the system A. What does system A consist of?
(b) Name the chemical substance C.
(c) What is tissue D? Name any five such tissues in the human body.
(d) Name the system B. What does system B consist of?
(e) Name the fibres E.
(f) State whether system A controls the working of system B or system B controls the working of system A.


The gland A is attached to the wind pipe in the human body. The gland A makes and secretes a hormone B which controls the metabolism of carbohydrates, fats and proteins in the body. The non-metal element C is necessary for the formation of hormone B. The deficiency of C in the diet can cause a deficiency of hormone B in the body leading to a disease D in which the neck of a person appears to be swollen. People are advised to use salt E in cooking food so as to avoid disease D.
(a) Name (i) gland A, and (ii) hormone B.
(b) What is the element C?
(c) Name one type of food which can provide sufficient C in the diet of a person.
(d) Name (i) disease D, and (ii) salt E.


A and B are two pairs of glands that are present in the human endocrine system. The pair A is found only in females, whereas B is present only in males. Glands A make and secrete two hormones C and D, whereas glands B make and secrete only one hormone E. In addition to hormones, Glands A make gametes F, whereas glands make gametes G.
(a) What are the glands A?
(b) What are the hormones C and D?
(c) What are the glands B? Name the hormone E.
(d) What are the gametes F and G?
(e) Which event in the life of males and females is associated with the secretion of the hormones C, D and E?


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?


How does chemical coordination take place in animals?


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