Mendelian Inheritance

IMPORTANT

Mendelian Inheritance: Overview

This Topic covers sub-topics such as Genetics, Heredity, Genes, Law of Segregation, Dihybrid Cross, Variation, Law of Independent Assortment, Monohybrid Cross, Law of Dominance, Alleles, Phenotype, Test Cross, Genotype, Punnett Square and, Back Cross

Important Questions on Mendelian Inheritance

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IMPORTANT

'Pusa Arunima' is an improved hybrid variety of this crop released by IARI, New Delhi :

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The first maize hybrid in India was

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Cross between cytoplasmic male sterile x cytoplasmic male fertile:

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In ______ , the first studies on artificial hybridization for which yields were reported were those of Beal during the period between 1877 and 1882:

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Specific combining ability of the parents should be high in order to develop _____

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Consider the following statements:

Tomato hybrids are becoming popular due to:
(1) High yield.
(2) Resistance to insects.
(3) Uniform fruit size.

Which of the statements given above is/are correct?

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In sugarcane breeding the initial selection after hybridisation is done in the generation:

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Cross of F1 hybrid with either parent is called:

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What is the correct sequence of the following for the production of hybrid maize?
(1)A Selfing selected open pollinated populations through several generation to produce homozygous inbred lines
(2) Selecting desirable plants in open pollinated populations
(3) Crossing chosen lines.
Select the correct answer using the codes given below:

EASY
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From which language is the word 'Agronomy' taken?

MEDIUM
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The rice variety containing Dee-geo-woo-gen gene is _____

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Specific combining ability of the parents should be high in order to develop _____

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Which one of the following 'Maize Hybrids' you will suggest to the farmers of Punjab State for growing in 'Rabi season' for Higher Yields?

MEDIUM
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Double cross hybrid maize production technique was introduced by

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The cornerstone of all plant breeding practices is _____

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Which one of the following brinjal hybrid varieties recent released suitable for U.P Punjab Bihar and Jharkhand ?

EASY
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Look at the given diagram and answer the following question :

 

Identify the phenotypic ratio of A, B, C, D.

 

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Look at the diagram given below and answer the following question :

Identify the genotypes of A, B, C, D.

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You are given tall pea plants with yellow seeds whose genotypes are unknown. It was crossed with a dwarf pea plant with green seeds. The progeny obtained has equal ratio of tall and dwarf plants and equal proportion of green and yellow seeds.  The genotype of the first plant is:

MEDIUM
IMPORTANT

When a violet flower producing plant was crossed with white flower producing plant, the progeny obtained had all violet flower.

The genotype of first parent was homozygous or heterozygous: