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Formula Sheet

Genetics — Formula Sheet

ICSE · Class 10 · Biology

4 formulas from Genetics (ICSE Class 10 Biology) on one page, grouped by topic. Part of the ICSE Class 10 Biology syllabus.

44 questions39 flashcards4 formulas & key relations5 concepts

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A flowchart demonstrating a monohybrid cross between true-breeding tall and dwarf pea plants, showing P, F1, and F2 generations with genotypes, phenotypes, and ratios.
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4 Entries · 2 Sections

Formulas and Key Relations

Sex Determination in Humans

Ova (22+X) + Sperm (22+X) = 44+XX, i.e., female child

Ova (22+X) + Sperm (22+Y) = 44+XY, i.e., male child

DNA and Chromosome Structure

Nitrogen base + Sugar = Nucleoside

Nucleoside + H3PO4 = Nucleotide

Full sheet with units and worked examples

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Frequently Asked Questions

What are the important topics in Genetics for ICSE Class 10 Biology?
Key topics in Genetics include Basic ideas of heredity and variation, Chromosomes, genes, alleles and karyotype, Types of chromosomes, Sex determination in humans. Study these first, then practise questions on each for the ICSE Class 10 board exam.
How many formulas are in Genetics?
This sheet lists 4 formulas from Genetics, grouped by topic. Learn what each symbol stands for so you can apply the formula, not just recall it.
How should I revise Genetics for the ICSE Class 10 board exam?
Learn the core ideas first, then work through the 44 practice questions on Genetics. 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.

More resources for Genetics

All ICSE Class 10 Biology Formula Sheet

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