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Heredity — Flashcards

NIOS · Class 10 · Science & Tech

44 flashcards for Heredity (NIOS Class 10 Science & Tech) to test yourself on key terms and facts. Sample: "What is heredity?"

45 questions44 flashcards3 formulas & key relations5 concepts

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An illustration defining heredity as the passing of traits from parents to offspring and variation as the differences among individuals of the same species, using examples like family resemblance and
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44 Flashcards·
Heredity and VariationMendel and Laws of Inheritance
Card 1Heredity and Variation

What is heredity?

Answer

Heredity is the passing down of similar characters from parents to offspring generation after generation.

Card 2Heredity and Variation

How is heredity controlled?

Answer

Heredity is controlled by genes. Genes carry the instructions that decide which characters are passed on.

Card 3Heredity and Variation

What is variation?

Answer

Variation means differences among individuals of the same kind. These differences may happen because of different gene combinations or environmental effects.

Card 4Heredity and Variation

Why do children of the same parents look different from one another?

Answer

Children can have different combinations of parental genes. These different gene combinations produce variation in appearance and other traits.

Card 5Heredity and Variation

What is genetics?

Answer

Genetics is the science of heredity and variation.

Card 6Mendel and Laws of Inheritance

Who was Gregor Johann Mendel?

Answer

Gregor Johann Mendel was an Austrian monk who lived from 1822 to 1884. He grew pea plants, studied inheritance, and was the founder of genetics.

Card 7Mendel and Laws of Inheritance

Why is Mendel important in genetics?

Answer

Mendel first postulated laws of inheritance from his pea plant experiments. His work explained how traits are passed from one generation to the next.

Card 8Mendel and Laws of Inheritance

What are Mendel’s factors called today?

Answer

Mendel’s factors are called genes.

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Frequently Asked Questions

What are the important topics in Heredity for NIOS Class 10 Science & Tech?
Key topics in Heredity include Heredity, Variation, and Genetics, Mendel and Laws of Inheritance, Chromosomes, Genes, and DNA, DNA Replication. Study these first, then practise questions on each for the NIOS Class 10 board exam.
How many flashcards are available for Heredity?
There are 44 flashcards for Heredity covering key definitions, facts and ideas. A few sample cards are shown on this page.
How should I revise Heredity for the NIOS Class 10 board exam?
Learn the core ideas first, then work through the 45 practice questions on Heredity. 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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