Multiple choice questions I — task. Science CBSE, Class 9.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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1. Which of the following can be made into crystal?

A Bacterium
An Amoeba
A Virus
A Sperm

2. A cell will swell up if

Concentration of water molecules does not matter
The concentration of water molecules is same in the cell and in the surrounding medium
The concentration of water molecules in the cell is higher than the concentration of water molecules in surrounding medium
The concentration of water molecules in surrounding medium is higher than water molecules concentration in the cell

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