Question

make a slide of an onion peel and study it. report your observations. or prove that for combustion to take place,a supporter of combustion is required.​

Answer 1

Explanation:

Peel off a leaf from half a piece of onion and using the forceps, pull out a piece of transparent onion peel (epidermis) from the leaf. Put the epidermis in the watch glass containing distilled water. Take a few drops of safranin solution in a dropper and transfer this into another watch glass

Answer 2

Answer:

• Take out a thin fleshy onion peel.
• put a drop of water on glass slide and place the onion peel on it .
• put a drop of two safranin on it and let it stain for a minute.
• put a cover slip and observe it under a microscope.

we will observe the cells are arranged in rows and a dark portion called nucleas is present are the centre of each cell.

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