Question 1

Which organ produces sperm and testosterone?

Accepted Answer

Testes

Answer

Scrotum

Answer

Epididymis

Answer

Penis

Question 2

What is the main function of the scrotum?

Accepted Answer

Hold and protect the testes

Answer

Produce hormones

Answer

Store urine

Answer

Deliver sperm

Question 3

The epididymis is responsible for:

Accepted Answer

Maturing and storing sperm

Answer

Producing sperm

Answer

Regulating body temperature

Answer

Producing testosterone

Question 4

Which structure transports sperm from the epididymis to the urethra?

Accepted Answer

Vas deferens

Answer

Penis

Answer

Scrotum

Answer

Bladder

Question 5

What is the function of the urethra in males?

Accepted Answer

Passageway for urine and semen

Answer

Stores testosterone

Answer

Produces FSH

Answer

Produces sperm

Question 6

The structure that delivers sperm into the female reproductive system is the:

Accepted Answer

Penis

Answer

Scrotum

Answer

Urethra

Answer

Vas deferens

Question 7

Which hormone stimulates sperm production?

Accepted Answer

FSH

Answer

Estrogen

Answer

Progesterone

Answer

Testosterone

Question 8

LH in males mainly stimulates the testes to:

Accepted Answer

Produce testosterone

Answer

Regulate temperature

Answer

Store sperm

Answer

Deliver semen

Question 9

Male secondary sex characteristics (deep voice, facial hair, muscles) are caused by:

Accepted Answer

Testosterone

Answer

FSH

Answer

LH

Answer

Estrogen

Question 10

Which of the following is NOT a function of the male reproductive system?

Accepted Answer

Producing eggs

Answer

Delivering sperm

Answer

Producing testosterone

Answer

Producing sperm

Question 11

Which organ produces egg cells and female sex hormones?

Accepted Answer

Ovaries

Answer

Uterus

Answer

Cervix

Answer

Fallopian tubes

Question 12

Where does fertilization usually occur in the female reproductive system?

Accepted Answer

Fallopian tubes

Answer

Vagina

Answer

Uterus

Answer

Ovaries

Question 13

Which structure is the site where the fetus develops?

Accepted Answer

Uterus

Answer

Ovary

Answer

Cervix

Answer

Fallopian tube

Question 14

The endometrium is best described as the:

Accepted Answer

Uterine lining that thickens and sheds

Answer

Tube that carries the egg

Answer

Opening of the uterus

Answer

Birth canal

Question 15

Which part serves as the passageway between the vagina and uterus?

Accepted Answer

Cervix

Answer

Endometrium

Answer

Fallopian tube

Answer

Ovary

Question 16

The vagina functions as the:

Accepted Answer

Passageway for menstrual flow and sperm entry

Answer

Structure that triggers ovulation

Answer

Site of implantation

Answer

Organ that produces hormones

Question 17

Which hormone stimulates follicle/egg development?

Accepted Answer

FSH

Answer

LH

Answer

Estrogen

Answer

Progesterone

Question 18

The hormone that triggers ovulation is:

Accepted Answer

LH

Answer

Estrogen

Answer

FSH

Answer

Progesterone

Question 19

Female secondary sex characteristics (breasts, wider hips, menstruation) are developed by:

Accepted Answer

Estrogen

Answer

LH

Answer

Progesterone

Answer

FSH

Question 20

Which hormone maintains the uterine lining and supports pregnancy?

Accepted Answer

Progesterone

Answer

FSH

Answer

Testosterone

Answer

Estrogen

Question 21

Which of the following is NOT a function of the female reproductive system?

Accepted Answer

Producing sperm

Answer

Producing female sex hormones

Answer

Producing egg cells

Answer

Supporting pregnancy

Question 22

During Days 6–13, the main event is:

Accepted Answer

Follicle development

Answer

Thickening of the uterine lining

Answer

Shedding of uterine lining

Answer

Ovulation

Question 23

Which phase involves the shedding of the endometrium?

Accepted Answer

Day 1–5

Answer

Day 14

Answer

Day 15–28

Answer

Day 6–13

Question 24

Ovulation, triggered by an LH surge, happens on:

Accepted Answer

Day 14

Answer

Day 1

Answer

Day 28

Answer

Day 10

Question 25

Progesterone is most active during which stage?

Accepted Answer

Uterine lining thickening (Day 15–28)

Answer

Ovulation

Answer

Menstruation

Answer

Follicle development

Question 26

What hormone triggers ovulation?

Accepted Answer

Luteinizing hormone (LH)

Answer

Estrogen

Answer

Progesterone

Answer

Follicle-stimulating hormone (FSH)

Question 27

What phase includes both the luteal phase and the menstrual phase?

Accepted Answer

The menstrual cycle

Answer

The follicular phase

Answer

The proliferation phase

Answer

The ovulation phase

Question 28

What happens to hormone levels just before menstruation starts?

Accepted Answer

They drop

Answer

They increase

Answer

They fluctuate

Answer

They stabilize

Question 29

Where does fertilization usually occur?

Accepted Answer

Fallopian tube

Answer

Cervix

Answer

Ovary

Answer

Uterus

Question 30

Implantation of the fertilized egg happens in the:

Accepted Answer

Endometrium (uterus)

Answer

Vagina

Answer

Cervix

Answer

Fallopian tube

Question 31

Which hormone maintains pregnancy by keeping the uterine lining thick?

Accepted Answer

Progesterone

Answer

Estrogen

Answer

LH

Answer

FSH

Question 32

What is the primary function of the uterus?

Accepted Answer

To house and nourish a developing fetus

Answer

To transport sperm

Answer

To produce eggs

Answer

To produce hormones

Question 33

Which part of the female reproductive system is responsible for egg production?

Accepted Answer

Ovary

Answer

Uterus

Answer

Cervix

Answer

Fallopian tube

Question 34

Which hormone is known as the 'pregnancy hormone'?

Accepted Answer

Human Chorionic Gonadotropin (hCG)

Answer

Luteinizing hormone

Answer

Progesterone

Answer

Estrogen

Question 35

What is the main function of the endocrine system?

Accepted Answer

Release hormones that regulate body processes

Answer

Break down food into nutrients

Answer

Transport oxygen to tissues

Answer

Pump blood throughout the body

Question 36

Which gland is known as the master gland because it releases hormones like FSH and LH?

Accepted Answer

Pituitary gland

Answer

Pancreas

Answer

Thyroid gland

Answer

Adrenal gland

Question 37

The hypothalamus is important because it:

Accepted Answer

Controls the pituitary gland

Answer

Pumps hormones into the pancreas

Answer

Stores thyroid hormones

Answer

Produces insulin

Question 38

Which of the following is NOT part of the endocrine system?

Accepted Answer

Small intestine

Answer

Adrenal gland

Answer

Pancreas

Answer

Thyroid gland

Question 39

Which statement best describes the main function of the nervous system?

Accepted Answer

It receives and sends signals throughout the body to maintain control and coordination.

Answer

It pumps blood to different organs.

Answer

It breaks down food to provide energy.

Answer

It releases hormones into the bloodstream.

Question 40

Which body system detects changes in the environment, such as stress or temperature?

Accepted Answer

Nervous system

Answer

Endocrine system

Answer

Digestive system

Answer

Reproductive system

Question 41

The hypothalamus sends signals to which gland to control puberty and growth?

Accepted Answer

Pituitary gland

Answer

Adrenal gland

Answer

Pancreas

Answer

Thyroid gland

Question 42

The endocrine system maintains homeostasis mainly by:

Accepted Answer

Releasing hormones into the bloodstream

Answer

Producing gametes

Answer

Sending electrical impulses

Answer

Controlling muscles and movement

Question 43

Which system produces gametes and responds to hormones during puberty?

Accepted Answer

Reproductive system

Answer

Respiratory system

Answer

Nervous system

Answer

Digestive system

Question 44

In puberty, FSH and LH are released from the:

Accepted Answer

Pituitary gland

Answer

Adrenal gland

Answer

Thyroid gland

Answer

Hypothalamus

Question 45

What triggers ovulation during the menstrual cycle?

Accepted Answer

LH surge

Answer

Progesterone

Answer

FSH

Answer

Estrogen

Question 46

During a stress response, the nervous system tells the endocrine system to release hormones from the:

Accepted Answer

Adrenal glands

Answer

Testes

Answer

Thyroid gland

Answer

Ovaries

Question 47

How can stress affect the reproductive system?

Accepted Answer

It may disrupt reproductive hormones

Answer

It stops all hormonal functions

Answer

It increases testosterone levels only

Answer

It strengthens the uterine lining

Question 48

During pregnancy, which hormone maintains the uterine lining?

Accepted Answer

Progesterone

Answer

FSH

Answer

Testosterone

Answer

LH

Question 49

Which system controls muscle contractions during birth?

Accepted Answer

Nervous system

Answer

Reproductive system

Answer

Circulatory system

Answer

Endocrine system

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