What is the term used for chemical secretion of endocrine glands responsible for changes taking place in the body?

Academic Biology NCERT Class 8

Hormones are the chemical substance secreted by the endocrine glands which are responsible for the changes taking place in the body.

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Updated on: 29-Mar-2023

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What is the term used for secretions of endocrine glands responsible for changes taking place in the body?
Word game: Use the clues to work out the words.Across3. Protruding voice box in boys.4. Glands without ducts7. Endocrine gland attached to brain8. Secretion of endocrine glands9. Pancreatic hormone10. Female hormoneDown1. Male hormone2. Secretes thyroxine3. Another term for teenage5. Hormone reaches here through blood stream6. Voice box7. Term for changes at adolescence"
Write the names of all the major endocrine glands present in the human body. Which of these glands also function as exocrine glands?
Which chemical secretion control development /changes at adolescence? Name the type of glands that produce them. mention any two physical changes in boys at puberty.
(a) What substances are made by endocrine glands?(b) What is the function of receptors and effectors in our 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?
What is responsible for the acidic nature of substances?
List changes in the body that take place at puberty.
What term is used for a low pitch sound?
(a) Explain the term rancidity". What damage is caused by rancidity?(b) What type of chemical reaction is responsible for causing rancidity?(c) State and explain the various methods for preventing or retarding rancidity of food?"
What is acidic, and what is responsible for the acidic nature of substance?
When a candle burns, both physical and chemical changes take place. Identify these changes. Give another example of familiar process in which both the chemical and physical changes take place.
When a candle burns, both physical and chemical changes take place. Identify these changes. Give another example of a familiar process in which both the chemical and physical changes take place.
What force is responsible for the earth revolving round the sun?
The brain is responsible for(a) thinking.(b) regulating the heartbeat.(c) balancing the body.(d) all of the above.

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