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In the experiment "To prepare a temporar...

In the experiment "To prepare a temporary mount of a leaf peel to show stomata", glycerine and safranin are used. When and why are these two liquids used? Explain.

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Glycerine is used to keep the stomata moisturized and wet while safranin is to stain/dye the layer purple to see it clearly under the microscope.
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ZEN PUBLICATION-LIFE PROCESSES-ZEE ADDITIONAL QUESTIONS SECTIONS (SHORT ANSWER [SA] TYPE 1 QUESTIONS)
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  2. List four conditions required for efficient gas exchange in an organis...

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  3. In the experiment "To prepare a temporary mount of a leaf peel to show...

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  4. In the experimental set up "carbon dioxide is given out during respira...

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  5. A student is observing temporary mount of leaf peel under the microsco...

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  6. Draw the diagram showing opened stornata. Label the following parts: ...

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  7. Write four sequential steps of the procedure of the experiment "Prepar...

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  8. In the experimental set-up to show that "the germinating seeds give ou...

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  9. List in tabular form two differences between pepsin and trypsin.

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  10. List four precautions in proper sequence which we observe while prepar...

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  11. A student has set up an apparatus to show that "CO(2) is released duri...

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  12. Explain the ways in which glucose is broken down in absence or shortag...

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  13. State two functions performed by bile juice.

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  14. Mention the site of complete digestion in our body. Name the end produ...

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  15. What are enzymes? Name any one enzyme of our digestive system and writ...

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  16. Why is it necessary to separate oxygenated and deoxygenated blood in m...

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  17. Leaves of a healthy potted plant were coated with vaseline. Will this ...

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  18. What is the role of saliva in the digestion of food ?

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  19. In the experimental set-up shown, a] Name the material X filled ...

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  20. Two green plants are kept separately in oxygen free containers, one th...

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