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Why do we keep the onion peel on a drop ...

Why do we keep the onion peel on a drop of water ?

A

To keep the cells living and transparent

B

To prevent displacement of the specimen

C

To make the cells larger

D

None of these

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The correct Answer is:
A
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BHARATI BHAWAN (ENGLISH)-PRACTICALS-Exercise (Multiple Choice Questions)
  1. An onion is a modified

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  2. When you observe the onion peel under the high magnificaton of the mic...

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  3. Why do we keep the onion peel on a drop of water ?

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  4. What kind of cells are the human cheek cells ?

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  5. Why is the flat end of a sterile toothpick used to scrape the inside s...

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  6. If the cheek cells are placed on a dirty slide , what do we observe un...

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  7. The oval dense structure present in the centre of a cheek cell is

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  8. The region between the nucleus and cell membrane in a cheek cell is oc...

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  9. Which of the following is not found in cheek cells ?

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  10. Which of the following features makes plant cells autotrophic ?

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  11. Compared to the onion peel cells, cheek cells are more irregular in sh...

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  12. Which of the following is not a example of simple tisse in plants ?

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  13. Which of the following plant tissues generally have oval or spherical ...

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  14. Which of the following simple permanent tissues does not have closely ...

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  15. Intercellular spaces are usually found between

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  16. What is the main function of parenchyma ?

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  17. Parenchyma which contains chlorophyll is called:

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  18. Which of the following tissues has lignified cells ?

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  19. Mature sclerenchyma cells are

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  20. The main function of sclerenchyma is to

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