Hormones Questions

Objective questions

What are hormones?

A) Proteins that digest food B) Chemical messengers produced by glands C) Vitamins required for growth D) Enzymes involved in metabolism

Correct Answer: B) Chemical messengers produced by glands

Which organ inactivates hormones after their function?

A) Kidney B) Liver C) Heart D) Pancreas

Correct Answer: B) Liver

Which of the following is NOT a function of hormones?

A) Regulating homeostasis B) Facilitating coordination between organs C) Breaking down fats for energy D) Promoting growth and development

Correct Answer: C) Breaking down fats for energy

Which hormone prepares the body for danger by increasing heart rate?

A) Insulin B) Thyroxine C) Adrenaline D) Oestrogen

Correct Answer: C) Adrenaline

Which gland is known as the "master gland"?

A) Thyroid gland B) Pituitary gland C) Adrenal gland D) Pancreas

Correct Answer: B) Pituitary gland

Which hormone regulates blood sugar levels by promoting the uptake of glucose into cells?

A) Insulin B) Glucagon C) Adrenaline D) Cortisol

Correct Answer: A) Insulin

What is the primary function of thyroxine?

A) To regulate metabolism B) To control water balance C) To promote digestion D) To increase heart rate

Correct Answer: A) To regulate metabolism

Which hormone is responsible for secondary sexual characteristics in males?

A) Oestrogen B) Testosterone C) Progesterone D) Cortisol

Correct Answer: B) Testosterone

Which hormone stimulates milk production after childbirth?

A) Oxytocin B) Prolactin C) Cortisol D) Adrenaline

Correct Answer: B) Prolactin

What is the role of glucagon?

A) To increase blood sugar levels B) To lower blood sugar levels C) To promote protein synthesis D) To stimulate milk production

Correct Answer: A) To increase blood sugar levels

Which hormone controls water reabsorption in the kidneys?

A) Adrenaline B) Antidiuretic hormone (ADH) C) Thyroxine D) Insulin

Correct Answer: B) Antidiuretic hormone (ADH)

Which gland produces melatonin?

A) Pituitary gland B) Thyroid gland C) Pineal gland D) Adrenal gland

Correct Answer: C) Pineal gland

What hormone is responsible for uterine contractions during childbirth?

A) Prolactin B) Oxytocin C) Testosterone D) Cortisol

Correct Answer: B) Oxytocin

Which hormone is involved in sleep regulation?

A) Thyroxine B) Insulin C) Melatonin D) Adrenaline

Correct Answer: C) Melatonin

What gland produces growth hormone?

A) Pituitary gland B) Thyroid gland C) Adrenal gland D) Pancreas

Correct Answer: A) Pituitary gland

Which hormone is responsible for regulating calcium levels in the blood?

A) Insulin B) Parathyroid hormone (PTH) C) Thyroxine D) Adrenaline

Correct Answer: B) Parathyroid hormone (PTH)

What is the function of cortisol?

A) Promotes milk production B) Helps the body respond to stress C) Stimulates ovulation D) Regulates sleep cycles

Correct Answer: B) Helps the body respond to stress

Which hormone is primarily involved in stimulating ovulation?

A) Luteinizing hormone (LH) B) Follicle-stimulating hormone (FSH) C) Progesterone D) Testosterone

Correct Answer: A) Luteinizing hormone (LH)

What is the role of progesterone in the female body?

A) Triggers ovulation B) Regulates calcium levels C) Maintains the uterine lining for pregnancy D) Stimulates milk production

Correct Answer: C) Maintains the uterine lining for pregnancy

Which hormone regulates the fight-or-flight response?

A) Insulin B) Cortisol C) Adrenaline D) Thyroxine

Correct Answer: C) Adrenaline

Theory Questions

List six types of plant hormones

What is Hormones?

Outline five general functions of hormones

State five effects of adrenaline as an emergency hormones on body organs

Outline five applications of plant hormones to agriculture