Puberty and Adolescence
Biology ⇒ Reproduction and Development
Puberty and Adolescence starts at 7 and continues till grade 12.
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See sample questions for grade 10
At what approximate age does puberty usually begin in girls?
Describe one social change that may occur during adolescence.
Describe the difference between primary and secondary sexual characteristics.
Describe the role of hormones in the changes that occur during puberty.
Describe the role of the pituitary gland in puberty.
Describe two emotional changes that may occur during adolescence.
Explain the importance of personal hygiene during puberty.
Explain why adolescents may experience acne during puberty.
Explain why maintaining a balanced diet is important during adolescence.
Explain why the age of onset of puberty can vary among individuals.
Name the process by which boys start producing sperm during puberty.
What is the term for the period of rapid physical growth during adolescence?
Which gland in the brain initiates the process of puberty by releasing hormones?
Which hormone is mainly responsible for the development of secondary sexual characteristics in males?
Which hormone is responsible for the development of breasts in females?
Which hormone triggers ovulation in females during puberty?
A 14-year-old boy notices a sudden increase in height, deepening of his voice, and growth of facial hair. Which hormones are primarily responsible for these changes, and what is their source?
A researcher is studying the effect of malnutrition on the onset of puberty in adolescents. Based on your knowledge, predict and explain the likely outcome.
Describe the role of estrogen in the development of secondary sexual characteristics in females during puberty.
Explain how the feedback mechanism involving the hypothalamus, pituitary gland, and gonads regulates the onset and progression of puberty.
