Question

Practical Based Questions (PBQ)
Q.1. A student was preparing temporary mount of human cheek cells. But even after staining,certain cell organelles were not visible in the microscope. Why? Also write the name or stain used.
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Q.2. State two precautions you will take to prepare stained temporary mount of onion peel.
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Q.3.A teacher showed the slide of an onion cell under high power of microscope. He asked the students to locate the position of nucleus and vacuole. Write the position of nucleus and vacuole.
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Answer 1

Answer:

blue coloured stain....................