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Explain why, when we exhale air from our...

Explain why, when we exhale air from our mouth on to a mirror, a patch of moisture is formed on the mirror surface?

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LAKHMIR SINGH & MANJIT KAUR-RESPIRATION IN ORGANISMS -EXERCISE
  1. Explain why ,exhaled air containsless oxygen than inhaled air

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  2. Explain why,exhaled air contains more water vapour than inhaled air

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  3. Explain why, when we exhale air from our mouth on to a mirror, a patch...

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  4. Why do all the organisms respire ?

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  5. What is yeast ? What type of respiration is carried out by yeast ?

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  6. why do mountaineers carry oxygen gas cylinders with them ?

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  7. Why do we often sneeze when we inhale a lot of dust-laden air?

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  8. State the harmful effects of smoking.

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  9. Define 'breathing rate'. How does the breathing rate in children diffe...

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  10. Name the breathing organs in fish

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  11. Name the breathing organs in earthworm

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  12. Name the breathing organs in frog

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  13. Name the breathing organs in insects

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  14. Describe the process of breathing and respiration the following anima...

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  15. Describe the process of breathing and respiration the following anima...

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  16. Describe the process of breathing and respiration the following anima...

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  17. Describe the process of breathing and respiration the following anima...

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  18. Descibe the process of respiration : in the leaves of a plant.

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  19. Descibe the process of respiration : In the roots of a plant.

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  20. What is meant by aerobic respiration ? Explain by writing a word equat...

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