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Practice Quiz

Genetics and Heredity — Practice Quiz

Telangana Open School (TOSS) · Class 12 · Biology

Try a 4-question quiz on Genetics and Heredity for Telangana Open School (TOSS) Class 12 Biology: tap an answer to check it and see why.

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Quick Quiz: Genetics and Heredity

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1

Which plant did Mendel use for his experiments on inheritance?

2

What is the term for the transmission of characters from parents to offspring?

3

Which of the following is a contrasting trait studied by Mendel?

4

What is the phenotypic ratio in a monohybrid cross?

50 Questions·
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Sample Questions

1multiple choice
1 marks

What is the genotype of a homozygous tall pea plant?

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TT

A homozygous tall pea plant has two identical dominant alleles, represented as TT.

2multiple choice
1 marks

Which generation is produced by self-pollination of F1 plants?

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F2 generation

The F2 generation is obtained by self-pollinating the F1 hybrid plants.

3multiple choice
1 marks

What is the term for alternative forms of a gene?

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Alleles

Alleles are alternative forms of a gene that control contrasting traits.

4multiple choice
1 marks

In pea plants, tallness is dominant over dwarfness. What would be the phenotype of a plant with genotype Tt?

Show answer

Tall

Since T (tall) is dominant over t (dwarf), a heterozygous plant (Tt) will express the tall phenotype.

+46 more questions on Genetics and Heredity (Telangana Open School (TOSS) Class 12 Biology)

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Frequently Asked Questions

What are the important topics in Genetics and Heredity for Telangana Open School (TOSS) Class 12 Biology?
Key topics in Genetics and Heredity include Heredity and Variation, Mendel's Experiments and Laws of Inheritance, Mendel's Laws of Inheritance, Deviations from Mendel's Laws. Study these first, then practise questions on each for the Telangana Open School (TOSS) Class 12 board exam.
How many practice questions are there for Genetics and Heredity?
There are 50 questions on Genetics and Heredity. Try the 4-question sample quiz on this page first; each answer shows an explanation when you tap it.

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

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