Which of the following species has the chromosome complement similar to that of Triticum aestivum ?

(1) Zea mays

(2) Secale cereal

(3) Gossypium

(4) Aegilops  

Subtopic:  Impact: Green Revolution |
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Which of the following is a correct match between crop, variety and resistance to diseases ?

Subtopic:  Breeding for Disease Resistance |
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NEET 2021 - Achiever Batch - Aryan Raj Singh
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NEET 2021 - Achiever Batch - Aryan Raj Singh

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Apiculture is associated with which of the following groups of plants ?

(1) Grapes, maize, potato

(2) Sugarcane, paddy, banana

(3) Guava, sunflower, strawberry

(4) Pineapple, sugarcane, strawberry

Subtopic:  Animal Husbandry |
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Pebrine in silkworms is caused by:-
(1) Dugesia

(2) Monocystis

(3) Nosema

(4) Plasmodium

Subtopic:  Animal Husbandry |
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Which of the following is not true for inbreeding?

(1) It causes inbreeding depression after a few generations.

(2) It always increases the productivity.

(3) It is used to produce a pure line.

(4) It leads to homozygosity.

Subtopic:  Animal Husbandry |
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NEET 2021 - Achiever Batch - Aryan Raj Singh
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NEET 2021 - Achiever Batch - Aryan Raj Singh

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The phenomenon that operates in the formation of root or shoot in a callus culture is

(1) differentiation

(2) re-differentiation

(3) de-differentiation

(4) re-juvenation.

Subtopic:  Plant Tissue Culture |
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Match Column - 1 with Column - II and select the correct option from given codes.
Column I                               Column - II
A. Brassica                           (i) Himgiri
B. Okra                                (ii) Pusa Komal
C. Wheat                              (iii) Pusa Gaurav
D. Cowpea                            (iv) Pusa Sawani

(1) A- (iii), B- (iV), C- (i), D- (ii)

(2) A- (i), B- (iii), C- (ii), D- (iv)

(3) A- (iv), B- (iii), C- (i), D- (ii)

(4) A- (ii), B- (iv), C- (i), D- (iii)

Subtopic:  Breeding for Disease Resistance | Insect & Pest Resistance |
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NEET 2021 - Achiever Batch - Aryan Raj Singh
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NEET 2021 - Achiever Batch - Aryan Raj Singh

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The number of chromosomes present in the cells of the bread wheat, Triticum aestivum suggests that it is

(1) hexaploid

(2) diploid

(3) tetraploid

(4) pentaploid

Subtopic:  Impact: Green Revolution |
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Which one of the following methods is commonly used to maintain the genetic traits of a given plant ?

(1) By propogating through seed germination

(2) By propogating through vegetative multiplication

(3) By generating hybrids through intergeneric pollination

(4) By treating the seeds with gamma radiations 

Subtopic:  Plant Breeding & Its Steps |
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Identify the correct matches for crops and their improved varities

     Crops                  Varities                      Disease

(1) Wheat                Karan rai                    White rust

(2) Cauliflower        Pusa Shubhna              Leaf and stripe rust

(3) Cowpea              Pusa Koma                 Hill bunt

(4) Chill                 Pusa Sadabahar            Tobacco mosaic virus and leaf curl

Subtopic:  Breeding for Disease Resistance |
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NEET 2021 - Achiever Batch - Aryan Raj Singh
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NEET 2021 - Achiever Batch - Aryan Raj Singh

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