Academic session 2026-27, Chapter 19 in the current curriculum.
Welcome to the NCERT Solutions for Class 11 Biology - Chapter Chemical Coordination and Integration. This page offers a step-by-step solution to the specific question from Exercise 1, Question 1: Define the following:
(a) Exocrine gland
(b) Endocrine gland
(c) Hormone.
With detailed answers and explanations for each chapter, students can strengthen their understanding and prepare confidently for exams. Ideal for CBSE and other board students, this resource will simplify your study experience.
(a) Exocrine glands:
Glands that discharge secretions into ducts are known as exocrine glands. Sebaceous gland in the skin, salivary gland in the buccal cavity, etc. are examples of exocrine glands.
(b) Endocrine glands:
Glands that do not discharge their secretions into ducts are known as endocrine glands. Instead, these glands discharge their secretions directly into the blood. Pituitary gland, thyroid gland, adrenal gland, etc. are examples of endocrine glands.
(c) Hormones:
Hormones are chemical messengers that regulate physiological processes in living organisms. They act upon specific cells/tissues/organs which are called target cells/tissues/organs.
NCERT questions are designed to test your understanding of the concepts and theories discussed in the chapter. Here are some tips to help you answer NCERT questions effectively:
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Welcome to the NCERT Solutions for Class 11 Biology - Chapter . This page offers a step-by-step solution to the specific question from Excercise 1 , Question 1: Define the following: (a) Exocrine gland (b) Endocrine gland (c) Hormone....
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