Consider the following four measures (A-D) that could be taken to successfully grow chick pea in an area where bacterial blight disease is common

(A) spray with Bordeaux mixture

(B) control of the insect vector of the disease pathogen

(C) use of only disease-free seeds

(D) use of varieties resistant to the disease

Which two of the above measures can control the disease?

(1) B and C

(2) A and B

(3) C and D

(4) B and D

Subtopic:  Breeding for Disease Resistance (OLD NCERT) |
NEET - 2008
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The crops engineered for glyphosate are resistant/tolerant to

(1) fungi

(2) bacteria

(3) insects

(4) herbicides

Subtopic:  Plant Breeding for Quality (OLD NCERT) |
NEET - 2015
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Homozygous purelines in cattle can be obtained by

(1) mating of related individuals of same breed

(2) mating of unrelated individuals of same breed

(3) mating of individuals of different breed

(4) mating of individuals of different species

Subtopic:  Animal Husbandry (OLD NCERT) |
 89%
From NCERT
NEET - 2017
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Among the following edible fishes, which one is a marine fish having rich source of omega-3 fatty acids?

(1) Mystus

(2) Mangur

(3) Mrigala

(4) Mackerel

Subtopic:  Animal Husbandry (OLD NCERT) |
 78%
NEET - 2016
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A system of rotating crops with legume or grass pasture to improve soil structure and

fertility is called

1. contour farming

2. strip farming

3. shifting agriculture

4. ley farming

Subtopic:  Plant Breeding for Quality (OLD NCERT) |
NEET - 2016
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A technique of micropropagation is

1. Somatic hybridisation

2. Somatic embryogenesis

3. Protoplast fusion

4. Embryo rescue

Subtopic:  Plant Tissue Culture |
NEET - 2015
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Which of the following enhances or induces fusion of protoplasts?

1. Sodium chloride and potassium chloride

2. Polyethylene glycol and sodium nitrate

3. IAA and kinetin

4. IAA and gibberellins

Subtopic:  Plant Tissue Culture |
 60%
NEET - 2015
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In vitro clonal propogation in plants characterised by

1. PCR and RAPD

2. Northen blotting

3. Electrophoresis and HPLC

4. Microscopy

Subtopic:  Plant Tissue Culture |
NEET - 2014
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To obtain virus-free healthy plants from a diseased one by tissue culture technique, which

part/parts of the diseased plant will be taken?

1. Apical meristem only

2. Palisade parenchyma

3. Both apical and axillary meristems

4. Epidermis only

Subtopic:  Plant Tissue Culture |
 88%
From NCERT
NEET - 2014
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In plant breeding programmes, the entire collection (of plants/seeds) having all the diverse alleles for all genes in a given crop is called

1. selection of superior recombinations

2. cross-hybridisation among the selected parents

3. evaluation and selection of parents

4. germplasm collection

Subtopic:  Plant Breeding & Its Steps (OLD NCERT) |
 89%
From NCERT
NEET - 2013
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