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NEET Practice Questions (MCQs) with Answers & Solutions

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All Physics Chemistry Botany Zoology

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The list of traits that breeders have tried to incorporate into crop plants will have the number one priority to

A. Increased tolerance to environmental stresses B. Resistance to pathogens C. Tolerance to insect pests D. Increased crop yield and improved quality

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Explanation

NCERT page number -170

9.2 Plant Breeding

Strategies For Enhancement In Food Production

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What is the root of any breeding program?

A. Genetic variability B. Gametic sustainability C. Germplasm durability D. Meiotic Anaphase

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Explanation

NCERT page number -171

9.2 Plant Breeding

Collection of Variability

Strategies For Enhancement In Food Production

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The entire collection of plants/seeds having all the diverse alleles for all genes in a given crop is called

A. Germplasm collection B. Genotypic variation C. Genoplasm collection D. Germ cells collection

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Explanation

NCERT page number -171

9.2 Plant Breeding

Collection of Variability

Strategies For Enhancement In Food Production

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Which of the following is the tedious task?

A. Collection of variability B. Cross hybridization C. Evaluation parents D. Selection of parents

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Explanation

NCERT page number -171

9.2 Plant Breeding

Strategies For Enhancement In Food Production

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After selection process of desired progeny in plant breeding program, the process of self pollination is carried out to

A. Reach state of uniformity B. Avoid the segregation of characters in the progeny C. Both A and B D. Selection of superior progenies

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Explanation

NCERT page number -171

9.2 Plant Breeding

Strategies For Enhancement In Food Production

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In plant breeding, the evaluation in research fields is followed by

A. Testing the materials in research field for three growing seasons B. Testing the materials in farmer's field for at least two growing seasons C. Testing the materials in farmer's field for at least three growing seasons D. Testing the materials in advanced research fields for at least two growing seasons

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Explanation

NCERT page number -172

9.2 Plant Breeding

Strategies For Enhancement In Food Production

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According to data given in text book, agriculture in India is responsible for …..India's GDP and employs nearly……. of the population.

A. 33% 65% B. 33%, 62% C. 30%,70% D. 25%,75%

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Explanation

NCERT page number -172

9.2 Plant Breeding

Strategies For Enhancement In Food Production

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In 1960, the dramatic increase in food production in our country was because of varieties of

A. Rice and wheat B. Rice and corn C. Wheat and corn D. All of these

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Explanation

NCERT page number -172

9.2 Plant Breeding

Strategies For Enhancement In Food Production

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During the period 1960 to 2000, wheat production is increased from

A. 11 million tonnes to 70 million tonnes B. 15 million tonnes to 75 million tonnes C. 10 million tonnes to 65 million tonnes. D. 11 million tonnes to 75 million tonnes

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Explanation

NCERT page number -173

9.2 Plant Breeding

Strategies For Enhancement In Food Production

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The hike in the production of wheat and rice was due to development of

A. Dwarf varieties B. Semi dwarf varieties C. Tall varieties D. Medium varieties

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Explanation

NCERT page number -173

9.2 Plant Breeding

Strategies For Enhancement In Food Production

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