Advertisements
Advertisements
प्रश्न
What are the signs of puberty in human males and females?
Advertisements
उत्तर
In a boy: Change of voice and discharge of semen.
In a girl: Appearance of the menses, the appearance of mammary glands, and widening of the hips.
APPEARS IN
संबंधित प्रश्न
Describe, in brief, the changes the uterus undergoes
(i) to receive the zygote.
(ii) if zygote is not formed
Write the function of the following part in a human female reproductive system:
Fallopian tube
Newly formed DNA copies may not be identical at times. Give one reason.
Choose the ODD one out from the following terms given and name the CATEGORY to which the others belong :
Prostate gland, Cowper’s gland, seminal vesicle, seminiferous tubules
Why is it an advantage for the testes to be situated in the scrotal sac outside the main body cavity? Can you think of one disadvantage?
In a flower, the parts that produce male and female gametes are respectively :
(a) sepal and anther
(b) filament and stigma
(c) anther and ovary
(d) stamen and style
Draw a sectional view of human female reproductive system and label the following parts :
(i) Where the development of egg occurs.
(ii) Where fertilization takes place.
State the location:
Prostate gland
The following is the illustration of the sequence of ovarian events (a-i) in a human female.
Write the difference between C and H.
Mention any two changes that are common to both boys and girls in early teenage years.
