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Class 8 Science Chapter 10 Reaching The Age Of Adolescence Quiz 3 (60 MCQs)

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1. Which of the following is not a secondary sex characterstic?
2. The chemical substances secreted by endocrine glands are called hormones.
3. Hormones are secretions of ..... glands.
4. Endocrine Hormone release its secretion in
5. The gametes have only
6. Which of the following represents the composition of female destined zygote in human beings?
7. When the zygote has one X and one Y chromosome, a male child is developed.
8. The 5 dimensions of health include
9. Which among the following is the change seen in boys during puberty?A. Broader shouldersB. Cracking of voiceC. Breast developmentD. Growth of facial hair
10. Menopause occurs at the age of
11. This is a stress hormone
12. Which of these processes in the body is controlled by hormones?
13. The unfertilised egg always has X chromosomes
14. What girls should not do during menstural flow?
15. What usually grows first in a teen?
16. An Embryo is made up of single cell
17. The sexual characters present in a human being from birth are called?
18. Which stage is worm-like and eats a lot?
19. Hormones from pitutary gland stimulates testes and ovaries to release (a) in male and (b) in female
20. Which hormone is secreted at the time of emergency
21. What is the stoppage of menstruation called? at which age does this happen?
22. The sex hormones present in females are represented by
23. Which is these gland is called the ductless gland
24. Which hormone in females is responsible for the maintenance of pregnancy?
25. Glands without ducts
26. Reproduction in women starts when their
27. The voice deepens during puberty in case of
28. AIDS Disease is caused by
29. Children gain height during
30. Which gland is called dual gland?
31. Adolescence is the period of
32. Production of thyroxin requires
33. Which hormone is not secreted by the pituitary gland?
34. A mature egg which gets fertilized by sperm in the embryo results in
35. Which gland is called master gland?
36. How does the DNA of the offspring formed from asexual reproduction compare to the parent?
37. Which of the following is the secondary sexual characteristics in females?
38. The teenager period is up to 20 to 25 years.
39. Which of the following is a healthy drink for teenager?
40. Pancreas secretes ..... , thyroid produces ..... and adrenals produce ..... hormone.
41. Which gland is responsible for stimulating thyroid gland to produce thyroxine?
42. Endocrine glands release hormones into the bloodstream to reach a particular body part called .....
43. Which of the following is a mis-matched pair?
44. Testes produce male hormone called?
45. The sex hormone secreted in females is:
46. At what age puberty starts in boys?
47. How many cells are formed as a result of binary fission?
48. Pick the odd one out HINT:balanced meal
49. How many types of sperms are there?
50. Which of the following practices is NOT healthful to do?
51. Which gland stimulates the release of sex hormones?
52. Growing adolescents need more:
53. The sex chromosomes present in male are denoted by
54. The thick and soft inner lining of uterus along with the blood and the dead ovum come out of vagina every month in the form of bleeding, it is called
55. The word adolescence is derived from which language
56. All human beings have ..... pairs of chromosomes in the nucleus of their cells.
57. Adolescents must maintain personal hygiene to prevent
58. Which of the following glands segregate oil?
59. The change from larvae to adult in insects is called:
60. What is the name of the female sex cell?
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