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Tools and Techniques Used in Biology — Syllabus

Telangana Open School (TOSS) · Class 12 · Biology

What Tools and Techniques Used in Biology covers in Telangana Open School (TOSS) Class 12 Biology: 2 topics, for the 2026-27 session.

44 questions30 flashcards5 concepts

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2 Topics · Telangana Open School (TOSS) Class 12 Biology · 2026-27

Topics in Tools and Techniques Used in Biology

1

Microscopes and Their Types

  • Microscope is an instrument that magnifies and resolves tiny structures.
  • Magnification is the ratio of image size to object size.
  • Resolving power is the ability to distinguish two close points as separate.
2

Other Important Techniques

  • Cytochemistry uses dyes to locate chemicals like DNA in cells (e.g., Feulgen stain with Schiff’s reagent).
  • Autoradiography tracks radioactive molecules to study synthesis and movement in cells.
  • Paper chromatography separates mixtures based on solubility and molecular weight.

Key Concepts

Central concept: Tools and Techniques Used in Biology

MicroscopesElectron MicroscopeMagnification and Resolving PowerCytochemical MethodsAutoradiographyPaper ChromatographyCell FractionationUltracentrifugation

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Frequently Asked Questions

What are the important topics in Tools and Techniques Used in Biology for Telangana Open School (TOSS) Class 12 Biology?
Key topics in Tools and Techniques Used in Biology include Microscopes and Their Types, Other Important Techniques. Study these first, then practise questions on each for the Telangana Open School (TOSS) Class 12 board exam.
How should I revise Tools and Techniques Used in Biology for the Telangana Open School (TOSS) Class 12 board exam?
Learn the core ideas first, then work through the 44 practice questions on Tools and Techniques Used in Biology. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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All Telangana Open School (TOSS) Class 12 Biology Syllabus

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