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Chapter:

90+ Chemical Coordination and Control Solved MCQs

in Biology

These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: All India Pre Medical Test (AIPMT) .

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Chapter: Chemical Coordination and Control
51.

Which hormones are directly involve in cardio-vascular activity

A. Adrenaline and insulin
B. Cortisol and progesterone
C. Cortisol and catecholamine
D. Catecholamine and oestrogen
Answer» C. Cortisol and catecholamine
discuss
52.

Which of the following is not peptide protein hormone?

A. Glucogon
B. Insulin
C. FSH
D. Estradiol
Answer» D. Estradiol
discuss
53.

Which of the following hormones need secondary messanger for their expression?

A. Glucogon and insulin
B. Cortisol and glucogon
C. Insulin and hypothalamic, Cortisol
D. Cortisol and thyroxine
Answer» A. Glucogon and insulin
discuss
54.

They are symptoms of diabetes mellitus

A. Excess of thirst and decrease in apitite
B. Excess urination, excessive thirst
C. Decrease in urination; excessive thirst
D. Increase in apitite; Excessive thirst
Answer» D. Increase in apitite; Excessive thirst
discuss
55.

. Which of the given statement is correct for delta cells secretion and function?

A. Somatostatin; stimulates GH
B. Somatostatin; Inhibitis GH
C. Melatonin; stimulate Insulin
D. Insulin; stimulates glucose conversion in to glycogon
Answer» B. Somatostatin; Inhibitis GH
discuss
56.

Which hormone is secreted by two layers of the cortex?

A. Sexocorticoid
B. Glucocorticoids
C. Mineralocorticoids
D. Epinephrine
Answer» A. Sexocorticoid
discuss
57.

Which hormone is secreted by delta cells?

A. Insulin
B. Glucogon
C. Somatostatin
D. All of the given
Answer» C. Somatostatin
discuss
58.

Which of the following hormones are secreted by ovary

A. Progesterone and testesterone
B. Estrogen and oxytocin
C. Progesterone and testesterone
D. Estrogen and relaxin
Answer» D. Estrogen and relaxin
discuss
59.

What does “a” and “b” indicates in the given diagram

A. a=Thyroid b=parathyroid
B. a=Parathyroid b=Thyroid
C. a=Zona glomerulosa b=Zona reticularis
D. a=Zona Fasiculata b=Zona glomerulosa
Answer» D. a=Zona Fasiculata b=Zona glomerulosa
discuss
60.

Secretion of which hormone; if decreases can cause addission’s disease?

A. PTH
B. TCT
C. ACTH
D. oxytocin
Answer» C. ACTH
discuss
61.

Several statements are given in reference with thyroid gland; which of the given option shows all wrong statements for thyroid gland Statements
(i) It inhibits process of R.B.C. formation
(ii) It helps in maintanance of water and electrolytes
(iii) Its more secretion can reduce blood pressure
(iv) It Stimulates osteoblast

A. (i) and (ii)
B. (iii) and (iv)
C. (i) and (iv)
D. (i) and (iii)
Answer» D. (i) and (iii)
discuss
62.

Which of the following option is not correct for the state of body in stress ?

A. Increased heat-beat
B. Increased alertness
C. Increased glucose level of blood
D. Rate of protein synthesis increases
Answer» D. Rate of protein synthesis increases
discuss
63.

Which option is correct for the name and secretion of the gland labelled as “a”?

A. Pancreas-insulin
B. Pancreas-oxytocin
C. Liver-bile
D. Thymus-Thymosine
Answer» A. Pancreas-insulin
discuss
64.

Identify the gland label as “a” ?

A. Pancreas
B. Thyroid gland
C. Thymus gland
D. None of the given
Answer» C. Thymus gland
discuss
65.

Which disorder is isolated in the given diagram, and which of the following opotion is correct for its effects.

A. Myxoedema
B. Addision’s disease
C. Cushing’s syndrome
D. Exophthalmic goiter
Answer» D. Exophthalmic goiter
discuss
66.

Which of the following option is correct for the disease observed in the given photograph?

A. Hyposecretion of adrenal- addition disease
B. Over secretion of GH after puberty Acromegaly
C. Alphs cells over secretion- Hyperglycemia
D. None of the given
Answer» B. Over secretion of GH after puberty Acromegaly
discuss
67.

Which option is correct in reference to the given picture?

A. Normal goiter- I2 deficiency
B. Exophthalmic goiter- Over secretion of TSH
C. Normal goiter- over secretion of I2
D. Exophthalmic goiter- Islets secretion of goiter
Answer» A. Normal goiter- I2 deficiency
discuss
68.

Spot the mis-matched

A. Intestine - Secretin
B. Insulin - CSK
C. Atrial wall - ANF
D. Adrenal medulla - Adrenallin
Answer» B. Insulin - CSK
discuss
69.

Which of the option shows hormones involve in carbohydret mettabolism ?

A. Insulin, gulcagon, Progestrone, estrogen
B. Progestron, estrogen
C. Glucocorticoids, Oxytocin, eppinephrine
D. Insulin, gulcagon,Glucocorticoids, eppinephrine
Answer» D. Insulin, gulcagon,Glucocorticoids, eppinephrine
discuss
70.

Which hormone is control by nerve axon of hypothalamus

A. Oxytocin
B. ACTH
C. TSH
D. ACTH and TSH
Answer» A. Oxytocin
discuss
71.

Which option shows self regulating hormone ?

A. Insulin, glucagon oxytocin
B. Insulin LH Mineralocorticoids
C. Insulin, glucagon, Mineralocorticoids oxytocin
D. None of the given
Answer» D. None of the given
discuss
72.

Match the list-I with list-II
list-I list-II
p. adenohypophysis i. epinephrine
q. adrenal medulla ii. somatotropin
r. Parathyroidgland iii. thymosin
s. thymus gland iv. calcitonin

A. (p : iv), (q : iii), (r : ii), (s : i)
B. (p: iii), (q : i), (r : iv), (s : ii)
C. (p : i), (q: ii), (r : iii), (s : iv)
D. (p : ii), (q : i), (r : iv), (s : iii)
Answer» D. (p : ii), (q : i), (r : iv), (s : iii)
discuss
73.

Which one of the following is not a second messenger in hormone action ? (AIPMT 2006)

A. cGMP
B. Calcium
C. Sodium
D. cAMP
Answer» C. Sodium
discuss
74.

match item in column-I with those given in column-II
column-I column-II
p. ADH a. Pituitary
q. ACTH b. mineralocorticoid
r. aldosterone c. diabetes mellitus
s. insulin d. diabetes inspidus
t. adrenaline e. vasodilator

A. (p - d) (q - a) (r - c) (s -
B. (t - e) (B) (p - a) (q - d) (r - b) (s - c) (t - e)
C. (p -
D. (q - a) (r - b) (s - c) (t - e) (D) (p - d) (q - b) (r - a) (s - c) (t - e)
Answer» C. (p -
discuss
75.

mainly which of the following hormones control menstrual cycle in human being (CET, 1997)

A. FSH, LH, Estrogen
B. oxytocin
C. PTH
D. ACTH
Answer» A. FSH, LH, Estrogen
discuss
76.

On seeing a Tiger, the heart beat and blood pressure increase due to release of hormone: (A.I.I.M.S 2000)

A. Corticoid
B. Thyroxine
C. Adrenaline
D. parathormone
Answer» B. Thyroxine
discuss
77.

Match the endocrine gland, given under column-I with their respective position in the body given under column-II choose the answer which gives the correct combination of alphabets of two columns: (K.C.E.T.1998) column-I column-II
(Endocrine glands) (Position in body)
a. pituitary gland p. Above kidney
b. Thyroid gland q. Inside pancreas
c. Adrenal gland r. On larynx
d. Islets of langerhans t. At the base of brain

A. (a - t) (b - r) (c - p) (d - q)
B. (a - s) (b - t) (c - p) (d - q)
C. (a - p) (b - q) (c - r) (d - t)
D. (a - q) (b - s) (c - t) (d - p)
Answer» A. (a - t) (b - r) (c - p) (d - q)
discuss
78.

If Adenohypohysectomy is done in adult, then which of the followings is the correct statement : (CPMT 1996)

A. Gigantism
B. Acromegaly
C. B.M.R will be affected
D. It will affect growth of testis and ovary
Answer» C. B.M.R will be affected
discuss
79.

The immediate cause of induction of ovulation in the human female is the large plasma surge of :

A. LH
B. Estrodiol
C. FSH
D. Progesterone
Answer» A. LH
discuss
80.

Glucagon and insulin are : (CMEET 1995)

A. Secreted from same cell and are same in function
B. Secreted from same cells but are opposite in function
C. Antagonistic secretion action and similar function
D. Secreted from different cells but are opposite in function
Answer» D. Secreted from different cells but are opposite in function
discuss
81.

What is the function of enterogastrone ? (C.B.S.E1994)

A. It stimulates the secretion of digestive juices in the stomach
B. It stimulates the flow of pancreatic juice
C. It regulates the flow of bile
D. It inhibits the secretion of gastric juice
Answer» D. It inhibits the secretion of gastric juice
discuss
82.

Ca+ metabolism is regulated by : (C.P.M.T 1997)

A. ACTH
B. Thyroxine
C. Parathormone
D. Epinephrine
Answer» A. ACTH
discuss
83.

Heavy jaws, long face, long extremities are caused by :

A. undersecretion of hormone of posterior lobe of pituitary
B. oversecretion of hormone of anterior lobe of pituitary after pubenty
C. undersecretion of hormone of antrior lobe of pituitary
D. oversecretion of hormone of posterior lobe of pituitary
Answer» B. oversecretion of hormone of anterior lobe of pituitary after pubenty
discuss
84.

FSH and LH hormones together are called : (MPPMT 1997)

A. GTH
B. Stress removing hormones
C. Emergency hormones
D. Neurohormones
Answer» A. GTH
discuss
85.

Deficiency of calciferol causes : (MPPMT 1996)

A. Scurvy
B. Leucopenia
C. Rickets
D. Leukaemia
Answer» C. Rickets
discuss
86.

Vasopressin is found in : (S J MC Banaglore 1996)

A. Posterior lobe of pituitary
B. Intestine
C. Kindey
D. Liver
Answer» A. Posterior lobe of pituitary
discuss
87.

Which hormone stmulits stomach to secrete gastric juice?

A. Enterokinase
B. enterogastrone
C. Renin
D. Gastrin
Answer» D. Gastrin
discuss
88.

What is Precursor of adrenaline, thyroxin and melanin pigment ?

A. Proline
B. Tryptophan
C. Glycine
D. Tyrosine
Answer» D. Tyrosine
discuss
89.

Which one of the following pairs correctly matches a hormone with disease resulting from its deficiency ? (C.B.S.E.P.M.T 2003)

A. Relaxin - Gigantism
B. Parathyroid hormone - Tetany
C. Insulin - Diabetes insipidus
D. Prolactin - Cretinism
Answer» B. Parathyroid hormone - Tetany
discuss
90.

Which one of the following pairs correctly matches a hormone with a disease resulting from is deficiency ? (C.B.S.E 2004)

A. Luetinizing hormone - failure of ovulation
B. Thyroxine - Tetany
C. Insulin - Diabetes insipidus
D. Parathyroid hormone - Diabetes mellitus
Answer» A. Luetinizing hormone - failure of ovulation
discuss
91.

Chemically the hormones are : (C.B.S.E 2004)

A. Steroids only
B. Proteins, steroids and biogenic amines.
C. Proteins only
D. Biogenic amines only
Answer» B. Proteins, steroids and biogenic amines.
discuss
92.

Which of the following hormones is not a secretion product of human placenta ? (C.B.S.E 2004)

A. Progesterone
B. HCG
C. Prolactin
D. Estrogens
Answer» C. Prolactin
discuss
93.

Feeling the tremors of an earthquake a scared resident of seventh floor of a multistoryed building starts climbing down the stairs rapidly. which hormone intiated this action ? (C.B.S.E 2007)

A. Gastrin
B. Thyroxine
C. Adrenaline
D. Glucagon
Answer» C. Adrenaline
discuss
94.

Match list-I with list-II and select the correct option. (Kerala 2008)
list-I list-II
a) Adrenaline 1 Myxoedema
b) Hyperparathyroidism 2 Accelerates heart beat
c) Oxytocin 3 Salt - water balance
d) Hypothyroidism 4 Child birth
e) Aldosterone 5 Demineralisation

A. (a - 5) (b - 3) (c - 2) (d - 4) (e - 1)
B. (a - 2) (b - 5) (c - 4) (d - 1) (e - 3)
C. (a - 5) (b - 3) (c - 4) (d - 2) (e - 1)
D. (a - 2) (b - 3) (c - 4) (d - 5) (e - 1)
Answer» B. (a - 2) (b - 5) (c - 4) (d - 1) (e - 3)
discuss
95.

Column-I lists the endocrine structure and column-II lists the corresponding hormones match the two column. Identify the correct option those given. (K.C.E.T 2006)
column-I column-II
a. Hypothalamus p. relaxin
b. anterior pituitary q. estrogen
c. testis r. FSH and LH
d. ovary s. androgens
t. gonadotropin releasing hormones

A. (a - r) (b - t) (c - s) (d - q)
B. (a - t) (b - r) (c - s) (d - q)
C. (a - p) (b - q) (c - s) (d - r)
D. (a - t) (b - r) (c - q) (d - s)
Answer» A. (a - r) (b - t) (c - s) (d - q)
discuss
96.

It is the parathyroid gland.... (A.M.U 2006)

A. decreases blood ca+2 level
B. Increases blood ca+2 level
C. promotes collagen synthesis by osteoblasts
D. All of the given
Answer» B. Increases blood ca+2 level
discuss
97.

Removal of which of the following causes an immediate menstruation ?

A. Estrogen
B. FSH
C. FSH - RH
D. Progesterone
Answer» D. Progesterone
discuss
98.

Which of the following is not a effect of hypothyrodism ? (C.B.S.E 2006)

A. Mental stres
B. edema
C. Increases Ca+2 level in blood
D. to be lethargic
Answer» A. Mental stres
discuss

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