Puberty and Adolescence
Biology ⇒ Reproduction and Development
Puberty and Adolescence starts at 7 and continues till grade 12.
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Describe the role of luteinizing hormone (LH) in puberty for both sexes.
Describe the role of the pituitary gland in puberty.
Describe two major physical changes that occur in males during puberty.
Explain the difference between primary and secondary sexual characteristics.
Explain the role of follicle-stimulating hormone (FSH) in puberty for both males and females.
A 14-year-old boy notices a sudden increase in height and muscle mass, as well as the growth of facial hair. Which stage of development is he most likely experiencing?
(1) Infancy
(2) Childhood
(3) Puberty
(4) Senescence
A 15-year-old girl experiences delayed puberty and is diagnosed with Turner syndrome. Explain how this chromosomal abnormality can affect puberty and sexual development.
A researcher observes that adolescents exposed to chronic stress have altered timing of puberty. Propose a biological explanation for this observation.
A 14-year-old boy notices a sudden increase in height and muscle mass, as well as the growth of facial hair. Which stage of development is he most likely experiencing?
(1) Infancy
(2) Childhood
(3) Puberty
(4) Senescence
During adolescence, which of the following psychological changes is commonly observed?
(1) Increased independence
(2) Decreased self-awareness
(3) Reduced emotional variability
(4) Decreased social interaction
Which hormone is responsible for the development of male secondary sexual characteristics?
(1) Estrogen
(2) Testosterone
(3) Progesterone
(4) Prolactin
Which of the following hormones is primarily responsible for the development of secondary sexual characteristics in males during puberty?
(1) Estrogen
(2) Testosterone
(3) Progesterone
(4) Luteinizing hormone
Fill in the blank: The first ejaculation in males, marking sexual maturity, is called __________.
Fill in the blank: The period of life between the onset of puberty and adulthood is called __________.
Fill in the blank: The period of rapid physical growth and sexual maturation that occurs during adolescence is called __________.
Fill in the blank: The physical and psychological changes that occur during adolescence are collectively known as __________ changes.
True or False: Acne is a common skin condition associated with hormonal changes during puberty.
True or False: Emotional instability is a normal part of adolescence due to hormonal changes.
True or False: Puberty only involves physical changes and does not affect emotional or social development.
True or False: The age at which puberty begins is the same for all individuals worldwide.
