Please refer to Chapter 22 Chemical Coordination and Integration MCQ Class 11 Biology with answers below. These multiple-choice questions have been prepared based on the latest NCERT book for Class 11 Biology. Students should refer to MCQ Questions for Class 11 Biology with Answers to score more marks in Grade 11 Biology exams. Students should read the chapter Chemical Coordination and Integration MCQ Class 11 Biology and then attempt the following objective questions.

MCQ Questions Class 11 Biology Chapter 22 Chemical Coordination and Integration

The Chemical Coordination and Integration MCQ Class 11 Biology provided below covers all important topics given in this chapter. These MCQs will help you to properly prepare for exams.

Question. Position of thyroid gland is :-
(a) At upper side of Larynx
(b) On eitherside of trachea
(c) At junction of trachea & Larynx
(d) (b) & (c) both

Question. Gland which helps in development of immune system of body :-
(a) Adrenal gland
(b) Thyroid gland
(c) Thymus gland
(d) Pituitary gland

Question. Cancer of pituitary gland generally causes which of the following :-
(a) Vision problems
(b) Hearing problems
(c) decreaes insulin secretion
(d) More PRL secretion

Question. Which of the following hormones helps in duct formation in mammary gland
(a) Testosterone
(b) Progesterone
(c) Estrogen
(d) LH

Question. Which one regulates growth of mammary glands?
(A) PRL
(B) Estrogen
(C) Progesteron
(D) Adrenalin
options :-
(a) (A), (B),(D)
(b) (A), (B), (C)
(c) (A), (C), (D)
(d) (B), (C), (D)

Question. Which one supports red blood cell formation?
(A) Thyroxine
(B) Cortisol
(C) PTH
(D) ACTH
(a) (C), (D)
(b) (B), (D)
(c) (A), (B)
(d) (B), (C)