Hormones MCQs

Hormones MCQ – Our collection of multiple-choice questions on hormones explores the different types of hormones, their sources, functions, and mechanisms of action.

Topics covered include the endocrine system, hormone secretion, hormonal regulation of metabolism, growth and development, reproductive functions, and stress response.

Answering these MCQs will not only help you understand the role of hormones in maintaining physiological balance but also deepen your knowledge of endocrinology and human biology.

Ready to explore the fascinating world of hormones? Let’ get started!

MCQ on Hormones

The _____is the system that handles hormone production and secretion within an organism

endocrine system
Digestive system
Nervous systemPituitary gland produces
Circulatory system

Correct Answer

endocrine system

_ keeps a check on cellular processes and components of the bloodstream and can make adjustments as necessary

Digestive system
Nervous system
Circulatory system
endocrine system

Correct Answer

endocrine system

Example/s of exocrine gland secretions are _

sweat
saliva
Both of these
None of these

Correct Answer

Both of these

Sweat and saliva are examples of _

exocrine gland secretions
endocrine gland secretions
Both of these
None of these

Correct Answer

exocrine gland secretions

Hormones in vertebrates can be divided into _ groups

3
6
8
2

Correct Answer

2

Insulin is _

Steroid hormone
Peptide hormone
Both of these
None of these

Correct Answer

Peptide hormone

_ are short chains of amino acids

Steroid hormones
Peptide hormones
Both of these
None of these

Correct Answer

Peptide hormone

_ are hydrophilic (water loving)

Peptide hormones
Steroid hormones
Both of these
None of these

Correct Answer

Peptide hormones

_ don’t pass easily through cell membranes

Peptide hormone
Steroid hormone
Both of these
None of these

Correct Answer

Peptide hormone

since the message from the hormone is passed through the plasma membrane, this signaling process is called?

signal transcription
signal translation
signal transduction
signal transfer

Correct Answer

signal transduction

testosterone and estrogen are _

Peptide hormones
Steroid hormones
Both of these
None of these

Correct Answer

Steroid hormones

_ are lipids

Peptide hormones
Steroid hormones
Both of these
None of these

Correct Answer

Steroid hormones

Steroid hormones are _

Carbohydrates
Vitamins
Proteins
lipids

Correct Answer

lipids

Peptide hormones are _

Carbohydrates
Vitamins
Amino acids
Lipids

Correct Answer

Amino acids

_ are hydrophobic

Peptide hormones
Steroid hormones
Both of these
None of these

Correct Answer

Steroid hormones

_ can pass easily through the hydrophobic layer of the plasma membrane and enter cells

Steroid hormones
Peptide hormones
Both of these
None of these

Correct Answer

Steroid hormones

functions of hormones include _

Making sure that reproduction occurs at the best possible time
Ensuring that development and maturation occur properly and on time
Assuring that growth occurs properly
All of these

Correct Answer

All of these

the shedding of the outer layer in invertebrates is called?

Molting
Inflammation
accomodation
None of these

Correct Answer

Molting

the process of changing body forms during developmental stages in insects is called?

Molting
Inflammation
accomodation
metamorphosis

Correct Answer

metamorphosis

In insects, the process of changing body forms during developmental stages is controlled by a substance called _ hormone

Estrogen
testosteron
juvenile
insulin

Correct Answer

juvenile

__ is the process that changes a larva or caterpillar into a pupa and then into a moth or a butterfly

Molting
Inflammation
accomodation
metamorphosis

Correct Answer

metamorphosis

Adrenaline is produced by _

Adrenal gland
Ovaries
testes
Pineal gland

Correct Answer

Adrenal gland

Aldosterone is produced by _

Adrenal gland
Ovaries
testes
Pineal gland

Correct Answer

Adrenal gland

Antidiuretic hormone is produced by?

Ovaries
testes
Pituitary gland
Pineal gland

Correct Answer

Pituitary gland

Estrogen is produced by?

Ovaries
testes
Pituitary gland
Pineal gland

Correct Answer

Ovaries

Follicle-stimulating hormone (FSH) is produced by?

Ovaries
testes
Pituitary gland
Pineal gland

Correct Answer

Pituitary gland

Glucagon is produced by?

Ovaries
pancreas
Pituitary gland
Pineal gland

Correct Answer

pancreas

Growth harmone is produced by?

Ovaries
pancreas
Pituitary gland
Pineal gland

Correct Answer

Pituitary gland

Insulin is produced by?

Ovaries
pancreas
Pituitary gland
Pineal gland

Correct Answer

pancreas

Luteinizing hormone (LH) is produced by?

Ovaries
pancreas
Pituitary gland
Pineal gland

Correct Answer

Pituitary gland

Melatonin is produced by?

Ovaries
pancreas
Pituitary gland
Pineal gland

Correct Answer

Pineal gland

Oxytocin is produced by?

Ovaries
pancreas
Pituitary gland
Pineal gland

Correct Answer

Pituitary gland

progesterone is produced by?

Ovaries
pancreas
Pituitary gland
Pineal gland

Correct Answer

Ovaries

Prolactin is produced by?

Ovaries
pancreas
Pituitary gland
Pineal gland

Correct Answer

Pituitary gland

Testosterone is produced by?

Ovaries
testes
Pituitary gland
Pineal gland

Correct Answer

testes


Thyroid-stimulating hormone is produced by?

Ovaries
testes
Pituitary gland
Pineal gland

Correct Answer

Pituitary gland

Thyroxine is produced by?

Ovaries
testes
Pituitary gland
thyroid gland

Correct Answer

thyroid gland 

Adrenal gland produces __?

Glucagon
Follicle-stimulating hormone (FSH)
Estrogen
Adrenaline

Correct Answer

Adrenaline

Adrenal gland produces __?

Glucagon
Aldosterone
Follicle-stimulating hormone (FSH)
Estrogen

Correct Answer

Aldosterone

Pituitary gland produces __?

Glucagon
Aldosterone
Follicle-stimulating hormone (FSH)
Estrogen

Correct Answer

Follicle-stimulating hormone (FSH)

ovaries produce __?

Glucagon
Aldosterone
Follicle-stimulating hormone (FSH)
Estrogen

Correct Answer

Estrogen

Pituitary gland produces __?

Glucagon
Aldosterone
Growth hormone
Estrogen

Correct Answer

Growth hormone

Pituitary gland produces __?

Luteinizing hormone(LH)
Glucagon
Aldosterone
Estrogen

Correct Answer

Luteinizing hormone(LH)

Pituitary gland produces __?

Glucagon
Aldosterone
Oxytocin
Estrogen

Correct Answer

Oxytocin

Pituitary gland produces __?

Glucagon
Aldosterone
prolactin
Estrogen

Correct Answer

prolactin

Pituitary gland produces __?

Thyroid-stimulating hormone
Glucagon
Aldosterone
Estrogen

Correct Answer

Thyroid-stimulating hormone

Pineal gland produces __?

Thyroid-stimulating hormone
Glucagon
melatonin
Estrogen

Correct Answer

melatonin

Ovaries produce _

Thyroid-stimulating hormone
Glucagon
melatonin
Progesterone

Correct Answer

Progesterone

testes produce _

Thyroid-stimulating hormone
testosterone
melatonin
Progesterone

Correct Answer

testosterone

Thyroid gland produces _

Thyroid-stimulating hormone
testosterone
thyroxine
Progesterone

Correct Answer

thyroxine

Function of adrenaline is?

Stimulates growth of the uterine lining; triggers and maintains secondary sex characteristics in females
Signals kidneys to retain water
Regulates the balance of salt and water in the body by causing kidneys to reabsorb sodium and release potassium
Increases metabolism and glucose in the blood; constricts some blood vessels

Correct Answer

Increases metabolism and glucose in the blood; constricts some blood vessels

Function of Aldosterone is?

Stimulates growth of the uterine lining; triggers and maintains secondary sex characteristics in females
Signals kidneys to retain water
Regulates the balance of salt and water in the body by causing kidneys to reabsorb sodium and release potassium
Increases metabolism and glucose in the blood; constricts some blood vessels

Correct Answer

Regulates the balance of salt and water in the body by causing kidneys to reabsorb sodium and release potassium

Function of Antidiuretic hormone is?

Stimulates growth of the uterine lining; triggers and maintains secondary sex characteristics in females
Signals kidneys to retain water
Regulates the balance of salt and water in the body by causing kidneys to reabsorb sodium and release potassium
Increases metabolism and glucose in the blood; constricts some blood vessels

Correct Answer

Signals kidneys to retain water

Function of estrogen is?

Stimulates growth of the uterine lining; triggers and maintains secondary sex characteristics in females
Signals kidneys to retain water
Regulates the balance of salt and water in the body by causing kidneys to reabsorb sodium and release potassium
Increases metabolism and glucose in the blood; constricts some blood vessels

Correct Answer

Stimulates growth of the uterine lining; triggers and maintains secondary sex characteristics in females

Function of Follicle-stimulating hormone (FSH) is?

Stimulates production of eggs and sperm
Stimulates growth of the uterine lining; triggers and maintains secondary sex characteristics in females
Regulates the balance of salt and water in the body by causing kidneys to reabsorb sodium and release potassium
Increases metabolism and glucose in the blood; constricts some blood vessels

Correct Answer

Stimulates production of eggs and sperm

Function of glucagon is?

Stimulates growth of the uterine lining; triggers and maintains secondary sex characteristics in females
Regulates the balance of salt and water in the body by causing kidneys to reabsorb sodium and release potassium
Raises glucose (sugar) in the blood
Increases metabolism and glucose in the blood; constricts some blood vessels

Correct Answer

 Raises glucose (sugar) in the blood

Function of growth harmone is?

Stimulates growth of the uterine lining; triggers and maintains secondary sex characteristics in females
Regulates the balance of salt and water in the body by causing kidneys to reabsorb sodium and release potassium
Raises glucose (sugar) in the blood
Stimulates growth of bones; promotes metabolic functions

Correct Answer

 Stimulates growth of bones; promotes metabolic functions

Function of insulin is?

Stimulates growth of the uterine lining; triggers and maintains secondary sex characteristics in females
Lowers glucose (sugar) in the blood
Raises glucose (sugar) in the blood
Stimulates growth of bones; promotes metabolic functions

Correct Answer

 Lowers glucose (sugar) in the blood

Function of luteinizing hormone (LH) is?

Stimulates growth of the uterine lining; triggers and maintains secondary sex characteristics in females
Stimulates ovaries and testes
Raises glucose (sugar) in the blood
Stimulates growth of bones; promotes metabolic functions

Correct Answer

Stimulates ovaries and testes

Function of melatonin is?

Regulates sleep and wake cycles
Stimulates ovaries and testes
Raises glucose (sugar) in the blood
Stimulates growth of bones; promotes metabolic functions

Correct Answer

 Regulates sleep and wake cycles

Function of oxytocin is?

Regulates sleep and wake cycles
Stimulates ovaries and testes
Raises glucose (sugar) in the blood
Triggers contraction of the uterus and mammary glands (to release milk)

Correct Answer

Triggers contraction of the uterus and mammary glands (to release milk)

Function of progesterone is?

Regulates sleep and wake cycles
Stimulates ovaries and testes
Supports growth of the uterine lining
Triggers contraction of the uterus and mammary glands (to release milk)

Correct Answer

Supports growth of the uterine lining

Function of prolactin is?

Stimulates milk production
Stimulates ovaries and testes
Supports growth of the uterine lining
Triggers contraction of the uterus and mammary glands (to release milk)

Correct Answer

Stimulates milk production

Function of testosterone is?

Stimulates milk production
Stimulates sperm formation; triggers and maintains secondary sex characteristics in males
Supports growth of the uterine lining
Triggers contraction of the uterus and mammary glands (to release milk)

Correct Answer

Stimulates sperm formation; triggers and maintains secondary sex characteristics in males

Function of thyroid stimulating harmone is?

Stimulates milk production
Stimulates sperm formation; triggers and maintains secondary sex characteristics in males
Supports growth of the uterine lining
Stimulates the thyroid gland

Correct Answer

Stimulates the thyroid gland

Function of thyroxine is?

Stimulates and maintains metabolism
Stimulates sperm formation; triggers and maintains secondary sex characteristics in males
Supports growth of the uterine lining
Stimulates the thyroid gland

Correct Answer

Stimulates and maintains metabolism

_ Increases metabolism and glucose in the blood; constricts some blood vessels

Estrogen
Antidiuretic hormone
Aldosterone
Adrenaline

Correct Answer

Adrenaline

_ Regulates the balance of salt and water in the body by causing kidneys to reabsorb sodium and release potassium

Estrogen
Antidiuretic hormone
Aldosterone
Adrenaline

Correct Answer

Aldosterone

_ Signals kidneys to retain water

Estrogen
Antidiuretic hormone
Aldosterone
Adrenaline

Correct Answer

Antidiuretic hormone 


_ Stimulates growth of the uterine lining; triggers and maintains secondary sex characteristics in females

Estrogen
Antidiuretic hormone
Aldosterone
Adrenaline

Correct Answer

Estrogen

_ Stimulates production of eggs and sperm

Antidiuretic hormone
Follicle-stimulating hormone
Aldosterone
Adrenaline

Correct Answer

Follicle-stimulating hormone

_ Raises glucose (sugar) in the blood

Aldosterone
Adrenaline
insulin
glucagon

Correct Answer

glucagon

_ Stimulates growth of bones; promotes metabolic functions

Adrenaline
insulin
glucagon
Growth hormone

Correct Answer

Growth hormone

_ Lowers glucose (sugar) in the blood

Adrenaline
insulin
glucagon
Growth hormone

Correct Answer

insulin

_ Stimulates ovaries and testes

Luteinizing hormone (LH)
insulin
glucagon
Growth hormone

Correct Answer

Luteinizing hormone (LH)

_ Regulates sleep and wake cycles
insulin
glucagon
Melatonin
Growth hormone

Correct Answer

Melatonin

_ Triggers contraction of the uterus and mammary glands (to release milk)

Growth hormone
insulin
Glucagon
Oxytocin

Correct Answer

Oxytocin

_ Supports growth of the uterine lining

insulin
Progesterone
Glucagon
Oxytocin

Correct Answer

Progesterone

_ Stimulates milk production

Progesterone
Glucagon
prolactin
Oxytocin

Correct Answer

prolactin

_ Stimulates sperm formation; triggers and maintains secondary sex characteristics in males

testosteron
Glucagon
prolactin
Oxytocin

Correct Answer

testosteron

_ Stimulates the thyroid gland

Glucagon
Thyroid-stimulating hormone
prolactin
Oxytocin

Correct Answer

Thyroid-stimulating hormone

_ Stimulates and maintains metabolism

prolactin
Oxytocin
insulin
Thyroxine

Correct Answer

Thyroxine

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