Tools and Techniques Used in Biology — Important Questions
Telangana Open School (TOSS) · Class 12 · Biology
44 important questions from Tools and Techniques Used in Biology for Telangana Open School (TOSS) Class 12 Biology, with answers.
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Important Questions from Tools and Techniques Used in Biology
What is the source of illumination in a compound microscope?
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Visible light
Compound microscopes use visible light as the source of illumination, which passes through the specimen.
Which technique uses Schiff's reagent to locate DNA?
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Cytochemical methods
Cytochemical methods use specific dyes like Schiff's reagent in Feulgen staining to detect DNA in cells.
What is the purpose of a dissecting microscope?
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To view whole objects or large specimens
A dissecting microscope is used to examine larger specimens in three dimensions, often during dissection.
Which of the following is a type of electron microscope?
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Transmission Electron Microscope
Transmission Electron Microscope (TEM) is a type of electron microscope that uses electron beams to view ultra-thin sections.
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