Chemical Coordination and Integration MCQ Questions for Class 11 Biology Chapter 22 with Answers

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Find here the NCERT chapter-wise Multiple Choice Questions from Class 11 Biology Book Chapter 22 Chemical Coordination and Integration with Answers Pdf free download. This may assist you to understand and check your knowledge about the chapters. Students also can take a free test of the Multiple Choice Questions of Chemical Coordination and Integration. Each question has four options followed by the right answer. These MCQ Questions are selected supported by the newest exam pattern as announced by CBSE.

NCERT Chapters for Class 11 Biology

Q1. Insulin is secreted by pancreas in

(i) Acinus
(ii) a cells
(iii) P cells
(iv) y cells

(iii) P-cellsv

Q2. In the body, both the blood sodium and potassium levels are regulated by

(i) Pheromones
(ii) Aldosterone
(iii) Cortisol
(iv) Androgens

(ii) Aldosterone

Q3. Steroid hormones easily pass through the plasma membrane by simple diffusion because they

(i) Are water-soluble
(ii) Are lipid-soluble
(iii) Enter through pores
(iv) Contain carbon and hydrogen

(ii) Are lipid-soluble

Q4. Which of the following is stirrup shaped ear ossicle

(i) Incus
(ii) Stapes
(iii) Malleus
(iv) Humerus

(ii) Stapes

Q5. Implantation of embryo and production of placenta in controlled

(i) FSH
(ii) Oestrogen
(iii) Progesterone
(iv) Estradiol

(iii) Progesterone

Q6. In adults, insufficient thyroxine can lead to

(i) Goiter
(ii) Tetany
(iii) Cretinism
(iv) Myxedema

(iv) Myxedema

Q7. Transmission of light into nerve impulse is a:

(i) Mechanical process
(ii) Physical process
(iii) Chemical process
(iv) Biochemical process

(iv) Biochemical process

Q8. Who is known as the ‘father of endocrinology’?

(i) Thomas Addison
(ii) Pasteur
(iii) R. H. Whittaker
(iv) Einthoven

(i) Thomas Addison

Q9. Largest completely endocrine gland is

(i) Adrenal
(ii) Thyroid
(iii) Pituitary
(iv) Parathyroid

(ii) Thyroid

Q10. BMR is increased due to:

(i) Sympathetic nervous system
(ii) Adrenaline
(iii) Parasympathetic nervous system
(iv) Thyroxine

(iv) Thyroxine

Q11. The other name of internal ear is:

(i) Utriculus
(ii) Membranous labyrinth
(iii) Sacculus
(iv) Ductus endolymphaticus

(ii) Membranous labyrinth

Q12. Master endocrine gland is

(i) Pituitary
(ii) Parathyroid
(iii) Thyroid
(iv) Pineal

(i) Pituitary

Q13. Secretin causes stimulation of

(i) water
(ii) bile juice
(iii) gastric secretion
(iv) pepsinogen

(i) water

Q14. In the mechanism of action of a protein hormone, one of the second messengers is

(i) Gastrin
(ii) Cyclic AMP
(iii) T3
(iv) Insulin

(ii) Cyclic AMP

Q15. Goitre is a pathological condition associated with:

(i) Glucagon
(ii) Thyroxine
(iii) Progesterone
(iv) Testosterone

(ii) Thyroxine

Q16. Blood pressure is under the control of

(i) Pituitary
(ii) Adrenal
(iii) Thyroid
(iv) Thymus

(ii) Adrenal

Q17. Which of the following is an emergency hormone?

(i) Norepinephrine
(ii) Androgen
(iii) Cortisol
(iv) FSH

(i) Norepinephrine

Q18. Parathormone regulates:

(i) Blood calcium level
(ii) Calcium phosphate level
(iii) Body temperature
(iv) None of the above

(i) Blood calcium level

Q19. Rabbit has:

(i) Monocular vision
(ii) Binocular vision
(iii) Conjunctiva
(iv) Cornea

(i) Monocular vision

Q20. Diabetes insipides is caused by reduced activity in

(i) Thyroid
(ii) Anterior lobe of pituitary
(iii) Intermediate pituitary lobe
(iv) Posterior lobe of pituitary

(iv) Posterior lobe of pituitary

Q21. Which of the following acts on bones?

(i) Melatonin
(ii) Triiodothyronine
(iii) GH
(iv) Parathyroid

(iv) Parathyroid

Q22. Injection of which of the following increases metabolic rate :-

(i) STH
(ii) Insulin
(iii) Thyroxine
(iv) Testosterone

(iii) Thyroxine

Q23. Chemically, hormones are

(i) Proteins, steroids and biogenic amines
(ii) Steroids only
(iii) Biogenic amines only
(iv) Proteins only

(i) Proteins, steroids and biogenic amines

Q24. Iodine of iodised salt is stored in

(i) Pituitary
(ii) Thyroid
(iii) Liver
(iv) Parathyroid

(ii) Thyroid

Q25. Which one of the followings are male sex hormones?

(i) Insulins
(ii) Aldosterones
(iii) Androgens
(iv) Pheromones

(iii) Androgens

Q26. Meibomian gland are associated with:

(i) Eyes
(ii) Ears
(iii) Reproductive organ
(iv) Skin

(i) Eyes

Q27. Injection of which of the following increases metabolic rate :-

(i) STH
(ii) Insulin
(iii) Thyroxine
(iv) Testosterone

(iii) Thyroxine

Q28. Which of the following is a hormonal disease

(i) Scurvy
(ii) Malaria
(iii) Prolactin
(iv) Insulin

(iv) Insulin

Q29. Endemic goitre is a state of

(i) Increased thyroid function
(ii) Normal thyroid function
(iii) Decreased thyroid function
(iv) Moderate thyroid function

(iii) Decreased thyroid function

Q30. The ‘islets of Langerhans’ are found in

(i) Alimentary canal
(ii) Stomach
(iii) Liver
(iv) Pancreas

(iv) Pancreas

Q31. Steroid hormones easily pass through the plasma membrane by simple diffusion because they

(i) Are water-soluble
(ii) Are lipid-soluble
(iii) Enter through pores
(iv) Contain carbon and hydrogen

(ii) Are lipid-soluble

Q32. Adrenaline is secreted by

(i) Adrenal medulla
(ii) Thymus
(iii) Pineal
(iv) Adrenal cortex

(i) Adrenal medulla

Q33. In adults, insufficient thyroxine can lead to

(i) Goiter
(ii) Tetany
(iii) Cretinism
(iv) Myxedema

(iv) Myxedema

Q34. Cochlea of mammalian ear is concerned with:

(i) Balancing of body
(ii) Hearing
(iii) Pereception of atmospheric pressure
(iv) Both (i) and (ii)

(ii) Hearing

Q35. How many semicircular canals are found in internal ear of rabbit:

(i) Two
(ii) Three
(iii) Four
(iv) One

(ii) Three

Q36. The excess secretion of a growth hormone during adulthood produces

(i) Acromegaly
(ii) Myxoedema
(iii) Dwarf
(iv) Giant

(i) Acromegaly

Q37. Diurnal rhythm of the body is maintained by

(i) melatonin
(ii) isthmus
(iii) PTH
(iv) norepinephrine

(i) melatonin

Q38. Which of the following is anvil shaped ear ossicle:

(i) Incus
(ii) Malleus
(iii) Stapes
(iv) Humerus

(i) Incus

Q39. Which of the following is NOT an endocrine gland?

(i) Salivary gland
(ii) Pituitary gland
(iii) Parathyroid gland
(iv) Pancreas gland

(i) Salivary gland

Q40. Hormones are carried around in the body by

(i) blood
(ii) nerves
(iii) Lymph
(iv) both blood and lymph

(iv) Both blood and lymph

Class 11 Biology MCQs Multiple Choice Questions with Answers

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