Define test cross and draw diagram.

Important Questions on Principles of Inheritance and Variation

EASY

12th Jharkhand Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 5 - Principles of Inheritance and Variation>Jharkhand Board-2020>Q 18

The ratio of dihybrid cross is

EASY

12th Jharkhand Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 5 - Principles of Inheritance and Variation>Jharkhand Board-2018>Q 5

Mendel's monohybrid ratio is

EASY

12th Jharkhand Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 5 - Principles of Inheritance and Variation>Jharkhand Board-2018>Q 6

How many pairs of contrasting characters were studied by Mendel?

EASY

12th Jharkhand Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 5 - Principles of Inheritance and Variation>Jharkhand Board-2018>Q 8

Name two sex-linked diseases in human beings.

MEDIUM

12th Jharkhand Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 5 - Principles of Inheritance and Variation>Jharkhand Board-2019>Q 10

The inheritance of flower colour (pink) in Mirabilis jalapa is the example of 

EASY

12th Jharkhand Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 5 - Principles of Inheritance and Variation>Jharkhand Board-2019>Q 12

Genes which code for a pair of contrasting traits are known as

MEDIUM

12th Jharkhand Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 5 - Principles of Inheritance and Variation>Jharkhand Board-2020>Q 15

The ratio of monohybrid cross is 

EASY

12th Jharkhand Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 5 - Principles of Inheritance and Variation>Jharkhand Board-2020>Q 17

A person suffering from colour blindness can not differentiate which of the following colour?