The Endocrine System Class 10 ICSE Biology MCQ Questions
Looking for The Endocrine System Class 10 ICSE Biology Chapter 11 MCQ Questions? If yes, You are the right page. Here we have provided ICSE class 10 biology Chapter 11 multiple choice questions and answers. All MCQ are important.
( I ) Choose the best answer
( 1 ) There are some definite chemicals that are secreted by the endocrine glands which is known by the term of
a ) Enzyme b ) Hormones
c ) Steroids d ) Protein
Answer : b ) Hormones
( 2 ) The secretion of hormones is considered to be extremely essential as it renders support in
a ) Controlling body activities b ) Regulating blood pressure
c ) Minimizing diabetes level d ) All of the above
Answer : a ) Controlling body activities
( 3 ) In order to ensure that all the activities occur at aexact time and maintainan accurate order , for this it requires
a ) Proper functioning of nervous system b ) Regulation of digestive system
c ) Appropriate regulation of body activities d ) Effective maintenance of hormonal balance
Answer : c ) Appropriate regulation of body activities
( 4 ) Endocrine glands is also popularly termed as
a ) External glands b ) Internal glands
c ) Duct glands d ) Ductless glands
Answer : d ) Ductless glands
( 5 ) When a general customary function is executed by a set of organs , then it is known as
a ) Process b ) System
c ) Method d ) Organization
Answer : b ) System
( 6 ) With the help of chemical means , hormones plays a significant role in controlling
a ) Physiological processes b ) Psychological processes
c ) Biological processes d ) Neurological processes
Answer : a ) Physiological processes
( 7 ) The production of hormones in a particular species depicts
a ) Different affect in other species b ) Equivalent affect in other species
c ) Identical affect in other species d ) Null effects in other species
Answer : c ) Identical affect in other species
( 8 ) Both excessive or insufficient secretion of hormones may result to
a ) Minimal effect b ) Moderate effect
c ) Neutral consequences d ) Serious consequences
Answer : d ) Serious consequences
( 9 ) It is the system from where thesecretion of hormones takes place , it is not conserved within the
a ) Liver d ) Body
c ) Ovary d ) Kidney
Answer : d ) Body
( 10 ) A central medulla and a peripheral cortex constituents the two essential segments of
a ) Pituitary gland b ) Adrenal glands
c ) Thyroid glands d ) Pancreas
Answer : b ) Adrenal glands
( 11 ) The secretion of adrenaline by adrenal medulla is also known as
a ) Epinephrine and noradrenaline b ) Glucose
c ) Insulin d ) None of the above
Answer : a ) Epinephrine and noradrenaline
( 12 ) The primary role of adrenaline hormone is to organize the body in such a manner so that it is capable of facing any accidental situation for
a ) Withdrawal b ) Oppose
c ) Stepping back d ) Fight or flight
Answer : d ) Fight or flight
( 13 ) Which one of the following is considered as the emergency hormone ?
a ) Growth hormone b ) Thyroid- stimulating hormone
c ) Adrenaline hormone d ) Cortisol
Answer : c ) Adrenaline hormone
( 14 ) Along with an enhancement in blood pressure, adrenaline also contributes in enhancing
a ) Pulse rate b ) Body temperature
c ) Respiratory rate d ) Heart beat
Answer : d ) Heart beat
( 15 ) Among numerous hormones that are secreted by adrenal cortex , the most popular hormone is
a ) Prednisone b ) Cortisone
c ) ACTH d ) Progesterone
Answer : b ) Cortisone
( 16 ) Mineralocorticoids , glucocorticoids and sex corticoids falls under the category of
a ) Adrenal cortex b ) Adrenal medulla
c ) Thyroid d ) Pancreas
Answer : a ) Adrenal cortex
( 17 ) Addison ‘s disease is primarily the result of deficient secretion of cortisone from
a ) Adrenal medulla b ) Somatostatin
c ) Adrenal cortex d ) Pituitary gland
Answer : c ) Adrenal cortex
( 18 ) When adrenal cortex secretes enormous quantity of cortisone then it leads to
a ) Low blood pressure b ) Weight loss
c ) Decline of energy d ) Cushing’s syndrome
Answer : d ) Cushing’s syndrome
( 19 ) Diabetes is mainly caused due to inadequate discharge of
a ) Glucagon b ) Insulin
c ) Dextrose d ) Epinephrine
Answer : b ) Insulin
( 20 ) Pancreatic hormones plays a crucial role in the sphere of controlling
a ) Blood sugar level
b ) Insulin
c )Metformin
d ) Starch
Answer : a ) Blood sugar level
( 21 ) Thyroid gland is responsible for secreting two hormones. What are the two hormones ?
a ) Cortisol and insulin
b ) Growth hormone and progesterone
c ) Thyroxine and calcitonin
d ) Melatonin and adrenaline
Answer : c) Thyroxine and calcitonin
( 22 ) The basal metabolism is managed with the aid of
a ) Calcitonin b ) Procalcitonin
c ) Parathormone d ) Thyroxine
Answer : d ) Thyroxine
( 23 ) There is an enhancement in the rate of metabolism , if the thyroxine secretion
a ) Decreases b ) Increases
c ) Equalizes d ) Nullifies
Answer : b ) Increases
( 24 ) If the thyroxine secretion declines , then the rate of metabolism also
a ) Decreases b ) Stabilizes
c ) Increases d ) Transforms
a ) Decreases
( 25 ) If the thyroxine secretion is inadequate, then it may result in
a ) Simple goitre b ) Cretinism
c ) Myxoedema d ) All of the above
Answer : d ) All of the above
( 26 ) Which one of the following acts as a vital constituent that helps in the formation of thyroxine ?
a ) Iron b ) Sugar
c ) Iodine d ) Starch
Answer : c ) Iodine
( 27 ) Dwarfism and mental retardation are some of the defects that are visible in children and these effects are primarily the result of
a ) Myxoedema b ) Cretinism
c ) Myelin d ) Hypothyroidism
Answer : b ) Cretinism
( 28 ) The improper functioning of thyroid may lead to a condition which is called
a ) Myxoedema b ) Goitre
c ) Dwarfism d ) Cretinism
Answer : a ) Myxoedema
( 29 ) Exophthalmic goitre is caused due to excessive secretion of
a ) Dopamine b ) Ghrelin
c ) Leptin d ) Thyroxine
Answer : d ) Thyroxine
( 30 ) The pituitary gland is also known as the master gland , this is due to the fact that it renders support in regulating
a ) Adrenal gland b ) Thyroid gland
c ) The remaining endocrine gland d ) Exocrine gland
Answer : c ) The remaining endocrine gland
( 31 ) The anterior pituitary and posterior pituitary represents two different lobes that are incorporated in the
a ) Pituitary gland b ) Apocrine gland
c ) Merocrine gland d ) Parathyroid gland
Answer : a ) Pituitary gland
( 32 ) How much weight is depicted by the pituitary gland?
a ) One gram b ) One – half gram
c ) Two gram d ) Four gram
Answer : b ) One – half gram
( 33 ) Which one of the following lobe does not exists in human beings ?
a ) Intermediate lobe b ) Anterior lobe
c ) Posterior lobe d ) None of the above
Answer : a ) Intermediate lobe
( 34 ) What is the full form of TSH ?
a ) Thyroid storing hormone b ) Thyroid secreting hormone
c ) Thyroid suppressing hormone d ) Thyroid stimulating hormone
Answer : d ) Thyroid stimulating hormone
( 35 ) Growth hormone, TSH , Gonad stimulating hormones and ACTH are considered as some of the most significant hormones that are secreted by the
a ) Intermediate lobe b ) Posterior lobe
c ) Anterior lobe d ) All of the above
Answer : c ) Anterior lobe
( 36 ) Vasopressin and oxytocin are the names of two hormones that are formed with the help of
a ) Frontal lobe b ) Posterior lobe
c ) Renal lobe d ) Ear lobe
Answer : b ) Posterior lobe
( 37 ) Antidiuretic hormone is also known by the term of
a ) Vasopressin b ) Oxytocin
c ) Pitocin d ) Dopamine
Answer : a ) Vasopressin
( 38 ) The term “ Diabetes” literally means
a ) Flushing out numerous quantities of urine
b ) Sustaining huge quantity of urine
c ) Pouring out minimal quantity of urine
d ) Storing slightest quantity of urine
Answer : a ) Flushing out numerous quantities of urine
( 39 ) When sugar is contained in the urine , as the result of inadequate insulin , then it gives rise to
a ) Oxytocin b ) Diabetes insipidus
c ) Diabetes mellitus d ) Vasopressin
Answer : c ) Diabetes mellitus
( 40 ) The complete absence of sugar in urine is popularly termed as
a ) Diabetes mellitus b ) Hyperglycemia
c ) Prediabetes d ) Diabetes insipidus
Answer : d ) Diabetes insipidus
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