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O2 in the air diffuses across as it foll...

`O_2` in the air diffuses across__ as it follows its partial pressure gradient into the human body.

A

alveolar sacs

B

pleuralsacs

C

a moist respiratiory surface

D

bth (a) and (c )

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UNITED BOOK HOUSE-MODEL PAPER 7-EXERCISE
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  2. O2 in the air diffuses across as it follows its partial pressure gradi...

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  3. The functional unit of kidney where urine is actually produced is the

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  4. What will be the nature of sugar solution if the cell of an epidermal ...

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  5. Endosmosis of water occurs when in comparision with outer solution, th...

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  6. If alcohol treated cell is kept in Hypertonic solution

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  7. The osmotic potential of a solution is denoted by the symbol

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  9. Cell wall of higher plants can be stained by

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  10. Hela cell are

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  11. Most of our cells are surrounded by

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  12. Lamina propia is related with

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  13. Place of keeping and studying dry plants is

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  14. Who wrote 'Species Plantarum' and provided a basis for classification ...

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  15. The open circulatory system is found in

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  16. State briefly about the formation of male gametophytic develpment in a...

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  17. Give the classification of enzymes.

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  18. What is meant by Pancreatic juice? Write down the composition and fun...

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  19. Write position and function of kupffer cells.

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  20. How many molecules of O2 can be transported by one Hemoglobin molecule...

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