Biology Sir

Asked: December 29, 2020In: Class 10 Science

A cross is carried between pure bred tall pea plant and pure bred dwarf pea plant. (a) What is the phenotype of F₁ progeny and why (b) What is the phenotype of F progeny when F₂ is selfed.

NCERT Solutions for Class 10 Science Chapter 9 Important Board Questions Heredity and Evolution NCERT Books for Session 2022-2023 CBSE Board and UP Board Short Questions: Questions No: 9

Biology Sir

Asked: December 28, 2020In: Class 10 Science

Why a small population of surviving genes faces a greater thread of extinction. Provide a suitable explanation from the point of view of Genetics.

NCERT Solutions for Class 10 Science Chapter 9 Important Board Questions Heredity and Evolution NCERT Books for Session 2022-2023 CBSE Board and UP Board Short Questions: Questions No: 10

Biology Sir

Asked: December 28, 2020In: Class 10 Science

Write the scientific name of garden pea.

NCERT Solutions for Class 10 Science Chapter 9 Important Board Questions Heredity and Evolution NCERT Books for Session 2022-2023 CBSE Board and UP Board Very Short Questions: Questions No: 8 Part: a

Biology Sir

Asked: December 28, 2020In: Class 10 Science

Evolution should not be equated with progress. Explain.

NCERT Solutions for Class 10 Science Chapter 9 Important Board Questions Heredity and Evolution NCERT Books for Session 2022-2023 CBSE Board and UP Board Long Questions: Questions No: 1

Biology Sir

Asked: December 27, 2020In: Class 10 Science

Explain few the mechaniom of sen determination in human beings.

NCERT Solutions for Class 10 Science Chapter 9 Important Board Questions Heredity and Evolution NCERT Books for Session 2022-2023 CBSE Board and UP Board Long Questions: Questions No: 2

Biology Sir

Asked: December 27, 2020In: Class 10 Science

(a) What are homologous structure! Give an example. (b) What are fossils. How the age of fossils is determined.

NCERT Solutions for Class 10 Science Chapter 9 Important Board Questions Heredity and Evolution NCERT Books for Session 2022-2023 CBSE Board and UP Board Long Questions: Questions No: 3

Biology Sir

Asked: December 26, 2020In: Class 10 Science

(a) What are dominant and recessive traits? (b) Is it possible that a trait is inherited but may not be expressed in the next generation? Give a suitable example to justify this statement.

NCERT Solutions for Class 10 Science Chapter 9 Important Board Questions Heredity and Evolution NCERT Books for Session 2022-2023 CBSE Board and UP Board Long Questions: Questions No: 5

Biology Sir

Asked: December 26, 2020In: Class 10 Science

What is speciation. List the factors responsible for speciation and mention how they could lead to the rise of a new species.

NCERT Solutions for Class 10 Science Chapter 9 Important Board Questions Heredity and Evolution NCERT Books for Session 2022-2023 CBSE Board and UP Board Long Questions: Questions No: 4

Biology Sir

Asked: December 25, 2020In: Class 10 Science

Give Reasons: (i) Mendel chose pea plant for his experiments. (ii) Human beings who look different from each other in terms of size, colour and looks said to belong to same species.

NCERT Solutions for Class 10 Science Chapter 9 Important Board Questions Heredity and Evolution NCERT Books for Session 2022-2023 CBSE Board and UP Board Very Short Questions: Questions No: 9

Biology Sir

Asked: December 25, 2020In: Class 10 Science

Name varieties of vegetables which have been produced from ‘wild cabbage’ by the process of artificial selection.

NCERT Solutions for Class 10 Science Chapter 9 Important Board Questions Heredity and Evolution NCERT Books for Session 2022-2023 CBSE Board and UP Board Very Short Questions: Questions No: 8 Part: e

Biology Sir

A cross is carried between pure bred tall pea plant and pure bred dwarf pea plant. (a) What is the phenotype of F₁ progeny and why (b) What is the phenotype of F progeny when F₂ is selfed.

Why a small population of surviving genes faces a greater thread of extinction. Provide a suitable explanation from the point of view of Genetics.

Write the scientific name of garden pea.

Evolution should not be equated with progress. Explain.

Explain few the mechaniom of sen determination in human beings.

(a) What are homologous structure! Give an example. (b) What are fossils. How the age of fossils is determined.

(a) What are dominant and recessive traits? (b) Is it possible that a trait is inherited but may not be expressed in the next generation? Give a suitable example to justify this statement.

What is speciation. List the factors responsible for speciation and mention how they could lead to the rise of a new species.

Give Reasons: (i) Mendel chose pea plant for his experiments. (ii) Human beings who look different from each other in terms of size, colour and looks said to belong to same species.

Name varieties of vegetables which have been produced from ‘wild cabbage’ by the process of artificial selection.

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