Olympiad – Class VIII – Science - Bio - Reaching the Age of Adolescence

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Question - 1

Which of the following statements is true

  • A Boys reach puberty at an earlier age than girls
  • B Girls reach puberty earlier than boys
  • C At the end of rapid growth, girls are normally heavier than boys
  • D Between the age of 4 to 12, girls grow faster than boys.

Question - 2

Which of the following represents growth periods labelled as P,Q and R

  • A P-Infancy, Q-Childhood, R-Old age
  • B P-Infancy,Q-Childhood, R-Adolescence
  • C P-Adulthood,T-Adolescence, R-Oldage
  • D P-Childhood, Q-Infancy, R-Adolescence

Question - 3

When does adolescence occur

  • A 0 to 3 years
  • B 3 to 13 years
  • C 11 to 18 years
  • D 18 to 45 years

Question - 4

What are the two different periods that show rapid growth rate?

  • A Infancy and adolescence
  • B Adulthood and old age
  • C Infancy and childhood
  • D Adolescence and old age

Question - 5

During which of the following stages of growth in height is maximum

  • A At the end of adulthood
  • B Before puberty
  • C At the beginning of old age
  • D At the beginning of adulthood

Question - 6

What is the role of sperms in reproduction

  • A To stimulate ovum
  • B To fertilize the egg
  • C To form foetus
  • D To initiate changes in male during puberty

Question - 7

What causes changes in females at the time of puberty

  • A Sex cells
  • B Enzymes
  • C Nutrients
  • D Sex hormones

Question - 8

Which of the following will occur in females at puberty?

  • A Ovulation
  • B Enlargement of breasts
  • C Broadening of hips
  • D All of these

Question - 9

A girl has menstruation on the 6th day of the month. When is ovulation most likely to occur

  • A 15th - 17th day
  • B 18th - 20th day
  • C 23rd - 25th day
  • D 27th - 28th day

Question - 10

When do girls overtake boys in height

  • A Childhood
  • B Adolescence
  • C Adulthood
  • D Old age