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What will happen if the water in which t...

What will happen if the water in which tadpoles are growing does not contain sufficient iodine ?

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LAKHMIR SINGH & MANJIT KAUR-REACHING THE AGE OF ADOLESCENCE-EXERCISE
  1. Where are the following glands located in the human body ? Pancreas

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  2. Where are the following glands located in the human body ? Adrenals

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  3. What will happen if the water in which tadpoles are growing does not c...

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  4. What is acne ?

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  5. What are pimples ?

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  6. How are pimples formed ?

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  7. Name two food items each which provide mainly : carbohydrates for ener...

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  8. Name two food items each which provide mainly : fats for energy

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  9. Name two food items each which provide mainly : proteins for growth

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  10. Name two food items each which provide mainly : vitamins and minerals ...

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  11. Why is iron mineral needed by our body ?

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  12. Name some of the iron-rich foods.

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  13. State any two practices which can be adopted by adolescents to maintai...

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  14. Why is it more necessary for adolescents to take bath regularly (at le...

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  15. What will happen if personal hygine (cleanliness of body) is not maint...

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  16. State the various ways in which early marriage and motherhood is harmf...

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  17. What change take place in boys during puberty ?

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  18. What change take place in girls during puberty ?

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  19. What is meant by the 'primary sexual characteristics' in human ?

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  20. State two primary sexual characteristics in boys and two in girls.

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