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On adding a drop of iodine solution to a...

On adding a drop of iodine solution to an onion peel ,

A

the cells will shrink

B

the cells will swell up

C

the cell will turn yellow

D

the food stored as starch in the cells will turn blue-black in colour

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The correct Answer is:
D
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BHARATI BHAWAN (ENGLISH)-PRACTICALS -MCQs
  1. What type of cells with you observe in an onion peel examined under a ...

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  2. On adding a drop of iodine solution to an onion peel ,

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  3. Why do we cover the onion peel placed on a glass slide with a coversli...

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  4. Which type of cells are there in the onion peel ?

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  5. An onion is a modified

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  6. When you observe the onion peel under the high magnification of the mi...

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

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

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

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

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

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

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

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

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

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  16. Which of the following is an example of simple permanent tissue in pla...

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

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

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  19. Intercellular spaces are usually found between

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  20. The main functions of parenchyma tissues are

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