English Medium कक्षा १० - CBSE Question Bank Solutions

 What will you get in the F₁ and F₂ generations in the following cross?
Pure tall pea plant × Pure dwarf pea plant

In the F₂ generation of a cross, progeny having different traits are produced in the ratio 3 : 1. State whether it is a monohybrid cross or a dihybrid cross? Give one example of such a cross.

   What is the genotype of dwarf plants which always produced dwarf offspring?

What is the genotype of tall plants which always produced tall offspring

What is the genotype of dwarf plants whose parental cross always produces tall offspring?

Gregor Mendel's first law of genetics states "Of a pair of contrasted characters, only one can be represented in a gamete by its internal 'factor Give the modern name for this 'factor'.
 

Gregor Mendel's first law of genetics states "Of a pair of contrasted characters, only one can be represented in a gamete by its internal 'factor' State where these factors are found in gametes.

Give the contrasting traits of the following characters in pea plant and mention which is dominant and which is recessive:  

Yellow seed

Give the contrasting traits of the following characters in pea plant and mention which is dominant and which is recessive :

 Round seed

What are the units of heredity.

 Why did Mendel choose pea plants for conducting his experiments on inheritance?

State Mendel's second law of inheritance.

How do Mendel's experiments show that traits may be dominant or recessive?

How do Mendel's experiments show that traits are inherited independently?

When two parents are crossed, the offspring are referred to as :
recessives
 test cross
 F₁ generation
 F₂ generation

A cross between two individuals results in a ratio of 9 : 3 : 3 : 1 for four possible phenotypes of progeny. This is an example of a ______.