When a cross in made between tall plants | Class 12 Biology Chapter Principles of Inheritance and Variation, Principles of Inheritance and Variation NCERT Solutions

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Academic session 2026-27, Chapter 4 in the current curriculum.

Welcome to the NCERT Solutions for Class 12 Biology - Chapter Principles of Inheritance and Variation. This page offers a step-by-step solution to the specific question from Exercise 1, Question 7: When a cross in made between tall plants with yellow seeds (Ttyy) and tall plant with green seed (Ttyy), what proportions of phenotype in the offspring could be expected to be (a) Tall and green. (b) Dwarf and green.. With detailed answers and explanations for each chapter, students can strengthen their understanding and prepare confidently for exams. Ideal for CBSE and other board students, this resource will simplify your study experience.

Question 7: When a cross in made between tall plants with yellow seeds (Ttyy) and tall plant with green seed (Ttyy), what proportions of phenotype in the offspring could be expected to be (a) Tall and green. (b) Dwarf and green.
Answer:

A cross between tall plant with yellow seeds and tall plant with green seeds will produce

(a) three tall and green plants

(b) one dwarf and green plant

Tall and green & Dwarf and green

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Comments

  • Aditi
  • Nov 04, 2019

Only tall & green a part

  • Manasi
  • Sep 29, 2019

There is an error in this question. Please correct it. Thank you!!

  • Suhail
  • Dec 31, 2018

This question is typed with wrong data

  • Sreerag Sreeni
  • Jun 28, 2017

There is one error in the question it\'s given that Ttyy it\'s should be TtYy and in the punnet square in the forth row instead of ty you should give tY

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Welcome to the NCERT Solutions for Class 12 Biology - Chapter . This page offers a step-by-step solution to the specific question from Excercise 1 , Question 7: When a cross in made between tall plants with yellow seeds (Ttyy) and tall plant with green seed (Tt....

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