TEST QUESTIONS

Author:K N Bhatia & M P Tyagi

K N Bhatia Biology Solutions for Exercise - TEST QUESTIONS

Simple step-by-step solutions to TEST QUESTIONS questions of Principles of Inheritance and Variations from TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2. Also get 3D topic explainers, cheat sheets, and unlimited doubts solving on EMBIBE.

Questions from TEST QUESTIONS with Hints & Solutions

HARD
12th CBSE
IMPORTANT

Why is it said that marriages between close relatives are fraught with danger for the next generation?  

HARD
12th CBSE
IMPORTANT

Siblings do not resemble each other despite being born to the same parents. How and why? What conclusion do we derive from the same?

HARD
12th CBSE
IMPORTANT

Mohan has two daughters. He blames his wife for bearing only daughters and no son. How will you convince Mohan that his wife has no role in giving birth to daughters only so that she should not be blamed for it? Further, females are a rather more important component of society. What values are involved in this advice? 

MEDIUM
12th CBSE
IMPORTANT

A woman has an X-linked condition on one of her X-chromosomes. This chromosome can be inherited by 

MEDIUM
12th CBSE
IMPORTANT

Which of the following characteristics represent the inheritance of blood groups in humans:  

(i) Dominance

(ii) Codominance

(iii) Multiple alleles

(iv) Incomplete dominance

(v) Polygenic inheritance

MEDIUM
12th CBSE
IMPORTANT

Which of the following pairs is wrongly matched?