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Biomolecules

Uttar Pradesh Board · Class 11 · Biology

Complete topic list for Biomolecules in Uttar Pradesh Board Class 11 Biology. Key concepts, sub-topics, and what to focus on for board exams.

132 questions25 flashcards5 concepts

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4 Topics · Uttar Pradesh Board Class 11 Biology

Topics in Biomolecules

1

Chemical Composition of Living Organisms

  • Living organisms contain the same elements as non-living matter, but in different proportions
  • Carbon, hydrogen, and oxygen are more abundant in living organisms compared to earth's crust
  • Chemical analysis involves grinding tissue in trichloroacetic acid to separate acid-soluble and acid-insoluble fractions
2

Amino Acids and Proteins

  • Amino acids are α-amino acids with amino and carboxyl groups on the same carbon
  • 20 types of amino acids occur in proteins
  • Amino acids are classified as acidic, basic, or neutral based on R groups
3

Lipids

  • Lipids are generally water-insoluble compounds
  • Fatty acids have carboxyl group attached to hydrocarbon chain
  • Saturated fatty acids have no double bonds, unsaturated have C=C bonds
4

Carbohydrates and Polysaccharides

  • Polysaccharides are long chains of monosaccharides
  • Cellulose is homopolymer of glucose, forms plant cell walls
  • Starch is energy storage polysaccharide in plants

Key Concepts

When living tissues are analyzed usingAmino acids are αLipids are generally waterPolysaccharides are long chains of sugarNucleic acids (DNA and RNA)

Frequently Asked Questions

What are the important topics in Biomolecules for Uttar Pradesh Board Class 11 Biology?
Biomolecules covers several key topics that are frequently asked in Uttar Pradesh Board Class 11 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Biomolecules — Uttar Pradesh Board Class 11 Biology?
Start by understanding all key concepts. Practise previous year questions from this chapter. Revise formulas and definitions regularly. Use flashcards for quick revision 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 19 chapters — Uttar Pradesh Board Class 11 Biology Syllabus

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